1 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
3 * config.in: Regenerate.
5 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7 * gcc.c (print_sysroot): New.
8 (option_map, display_help, process_command): Handle the
10 (main): Print the sysroot if requested.
11 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16 * unwind-pe.h (size_of_encoded_value): add attribute unused.
18 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
20 * function.c (assign_parm_remove_parallels): Check mode of
22 (assign_parm_setup_block_p): Also check mode of entry_parm.
24 2008-07-07 Richard Guenther <rguenther@suse.de>
26 * tree-ssa-structalias.h (set_used_smts): Remove.
27 * tree-ssa-structalias.c (used_smts): Likewise.
28 (set_used_smts): Likewise.
29 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
30 call to set_used_smts.
32 2008-07-07 Richard Guenther <rguenther@suse.de>
34 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
35 (new_var_info): Set it to false.
36 (solution_set_add): Correctly handle pointers outside a var and
38 (type_safe): Treat variables with is_full_var properly.
39 (do_sd_constraint): Likewise.
40 (do_ds_constraint): Likewise.
41 (process_constraint): Remove zeroing offset for !use_field_sensitive.
42 (get_constraint_for_ptr_offset): New function.
43 (get_constraint_for_component_ref): For addresses at least include
44 the last field of the variable. Handle is_full_vars properly.
45 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
46 (handle_ptr_arith): Remove.
47 (find_func_aliases): Simplify assignment handling.
48 (create_function_info_for): For parameter and result varinfos set
50 (create_variable_info_for): Set is_full_var flag whenever we
51 just created a single varinfo for a decl.
52 (init_alias_vars): Initialize use_field_sensitive from
53 max-fields-for-field-sensitive parameter.
55 2008-07-07 Richard Guenther <rguenther@suse.de>
57 PR tree-optimization/36713
58 * tree-flow-inline.h (is_call_used): New function.
59 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
60 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
61 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
63 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
65 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
67 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
69 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
71 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
72 Nathan Sidwell <nathan@codesourcery.com>
74 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
75 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
77 * config/m68k/t-linux: New.
78 * doc/install.texi: Document m68k-*-linux is now multilibbed by
81 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
83 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
84 * config/m68k/m68k-devices.def: Remove multilibs that only differ
87 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
89 * gcc.c (execute): Fix -Wc++-compat warning.
91 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
94 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
95 constant for little endian.
97 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
99 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
100 mips_base_mips16 instead of TARGET_MIPS16.
101 (mips_base_mips16): Declare.
102 * config/mips/mips.c (mips_base_mips16): Make global.
103 (was_mips16_p): Remove GTY marker.
104 (was_mips16_pch_p): New variable.
105 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
106 (mips_override_options): Force to non-MIPS16 mode initially.
107 Do not complain about MIPS16 PIC incompatibilities here.
108 Only allow -mgpopt if -mexplicit-relocs is in force for
111 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
113 * configure.ac: Check for caddr_t, define to char * if not defined.
114 * configure: Regenerate.
115 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
116 (mmap_gt_pch_use_address): Likewise.
117 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
119 2008-07-06 Richard Guenther <rguenther@suse.de>
121 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
122 (new_var_info): Deal with it.
123 (solution_set_add): Likewise.
124 (bitpos_of_field): Make signed, fix.
125 (struct fieldoff): Remove type and decl fields. Make size field
126 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
128 (fieldoff_compare): Deal with it.
129 (push_fields_onto_fieldstack): Remove has_union argument, glob
130 adjacent non-pointer fields together.
131 (create_function_info_for): Do not set has_union.
132 (create_variable_info_for): Simplify.
134 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
136 * config.gcc (extra_headers): Add cross-stdarg.h for target
137 x86_64-*-* and i?86-*-*.
138 * config/i386/cross-stdarg.h: New.
139 * builtins.c (std_fn_abi_va_list): New.
140 (std_canonical_va_list_type): New.
141 (stabilize_va_list): Replace va_list_type_node use by
142 mtarget.canonical_va_list_type.
143 (gimplify_va_arg_expr): Likewise.
144 (expand_builtin_va_copy): Replace va_list_type_node use by
145 mtarget.fn_abi_va_list.
146 * tree-sra.c (is_va_list_type): New helper.
147 (decl_can_be_decomposed_p): Replace
148 va_list_type_node use by is_va_list_type.
149 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
150 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
151 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
152 * config/i386/i386-protos.h (ix86_get_valist_type): New.
153 (ix86_enum_va_list): New.
154 * config/i386/i386.c (sysv_va_list_type_node): New.
155 (ms_va_list_type_node): New.
156 (ix86_function_type_abi): Remove sorry.
157 (ix86_build_builtin_va_list_abi): New.
158 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
160 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
161 (ix86_init_builtins_va_builtins_abi): New.
162 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
164 (ix86_handle_abi_attribute): New.
165 (attribute_spec): Add sysv_abi and ms_abi.
166 (ix86_fn_abi_va_list): New.
167 (ix86_canonical_va_list_type): New.
168 (ix86_enum_va_list): New.
169 (TARGET_FN_ABI_VA_LIST): New.
170 (TARGET_CANONICAL_VA_LIST_TYPE): New.
171 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
172 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
173 (TARGET_CANONICAL_VA_LIST_TYPE): New.
174 (TARGET_ENUM_VA_LIST): New.
175 * expr.h (std_fn_abi_va_list): New.
176 (std_canonical_va_list_type): New.
177 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
178 (TARGET_CANONICAL_VA_LIST_TYPE): New.
179 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
180 TARGET_CANONICAL_VA_LIST_TYPE.
181 * target.h (struct gcc_target): Add fn_abi_va_list hook
182 and canonical_va_list_type hook.
184 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
186 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
187 integral and pointer types.
189 2008-07-04 Roger Sayle <roger@eyesopen.com>
191 * config/rs6000/host-darwin.c (darwin_rs6000_extra_siganls): Cast
192 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
194 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
197 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
200 2008-07-04 Jakub Jelinek <jakub@redhat.com>
202 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
203 build_gimple_modify_stmt.
204 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
205 gimple operand. Use fold_build* instead of build*.
207 2008-07-04 Richard Guenther <rguenther@suse.de>
209 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
210 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
211 properly to compute the reachability set if we do field-sensitive PTA.
212 * invoke.texi (max-fields-for-field-sensitive): Document default.
213 * opts.c (decode_options): Set max-fields-for-field-sensitive to
214 100 for optimize >= 2.
216 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
218 * ggc-zone.c (lookup_page_table_if_allocated,
219 set_page_table_entry, zone_find_object_size, alloc_small_page,
220 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
221 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
222 -Wc++-compat and/or -Wcast-qual warnings.
224 2008-07-04 Alan Modra <amodra@bigpond.net.au>
227 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
228 pic_offset_table_rtx to be marked as used here.
229 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
230 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
231 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
232 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
235 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
237 * alloc-pool.c (hash_descriptor, eq_descriptor,
238 alloc_pool_descriptor): Fix -Wc++-compat warnings.
239 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
241 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
242 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
243 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
245 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
248 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
250 * tree-flow.h (loop_only_exit_p): Declare.
251 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
252 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
253 the number of iterations if it is constant. Otherwise, if this is the
254 only possible exit of the loop, use the conservative estimate on the
255 number of iterations of the entire loop if available.
257 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
259 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
260 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
261 Add synchronization functions.
262 * config/sync.c: New file.
263 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
264 (LIBGCC_SYNC_CFLAGS): Likewise.
266 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
269 * config/i386/i386.md (mode): Add TF to "mode" attribute.
270 (*pushtf_sse): New insn pattern.
271 (pushtf splitters): New splitters.
273 2008-07-03 Michael Meissner <gnu@the-meissners.org>
276 * predict.c (build_predict_expr): Use void_type_node for the tree
277 type, instead of NULL_TREE.
279 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
281 * config/i386/i386.c (contains_aligned_value_p): Return true
283 (ix86_data_alignment): Align TCmode to 128bits.
284 (ix86_local_alignment): Likewise.
286 2008-07-03 Andrew Haley <aph@redhat.com>
289 * vec.h (VEC_TA): New.
290 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
291 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
292 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
293 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
294 (C_COMMON_FIXED_TYPES): Remove first arg.
295 (C_COMMON_FIXED_MODE_TYPES): Likewise.
296 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
297 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
298 not to use empty macro arguments.
300 2008-07-02 Joseph Myers <joseph@codesourcery.com>
302 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
303 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
304 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
305 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
306 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
307 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
308 config/ia64/crtn.asm, config/m68hc11/larith.asm,
309 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
310 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
311 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
312 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
313 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
314 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
315 config/rs6000/e500crtres64gpr.asm,
316 config/rs6000/e500crtres64gprctr.asm,
317 config/rs6000/e500crtrest32gpr.asm,
318 config/rs6000/e500crtrest64gpr.asm,
319 config/rs6000/e500crtresx32gpr.asm,
320 config/rs6000/e500crtresx64gpr.asm,
321 config/rs6000/e500crtsav32gpr.asm,
322 config/rs6000/e500crtsav64gpr.asm,
323 config/rs6000/e500crtsav64gprctr.asm,
324 config/rs6000/e500crtsavg32gpr.asm,
325 config/rs6000/e500crtsavg64gpr.asm,
326 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
327 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
328 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
329 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
330 config/sparc/sol2-cn.asm: Remove .file directives.
332 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
334 * resource.c (mark_referenced_resources): Look inside
335 UNSPEC_VOLATILEs and ASM_INPUTs.
337 2008-07-02 Ian Lance Taylor <iant@google.com>
339 * rtlanal.c (add_reg_note): New function.
340 * rtl.h (add_reg_note): Declare.
341 * auto-inc-dec.c (attempt_change): Use add_reg_note.
342 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
343 * builtins.c (expand_builtin_longjmp): Likewise.
344 (expand_builtin_nonlocal_goto): Likewise.
345 * calls.c (emit_call_1, expand_call): Likewise.
346 * cfgexpand.c (add_reg_br_prob_note): Likewise.
347 * cfglayout.c (fixup_reorder_chain): Likewise.
348 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
349 (commit_one_edge_insertion): Likewise.
350 * combine.c (move_deaths, distribute_notes): Likewise.
351 * df-problems.c (df_set_note): Likewise.
352 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
353 (set_unique_reg_note): Likewise.
354 (emit_copy_of_insn_after): Likewise.
355 * expr.c (expand_expr_real): Likewise.
356 * gcse.c (add_label_notes): Likewise.
357 * haifa-sched.c (create_check_block_twin): Likewise.
358 * jump.c (mark_jump_label_1): Likewise.
359 * loop-doloop.c (add_test, doloop_modify): Likewise.
360 * loop-unswitch.c (compare_and_jump_seq): Likewise.
361 * lower-subreg.c (move_eh_region_note): Likewise.
362 * optabs.c (emit_libcall_block): Likewise.
363 * predict.c (predict_insn): Likewise.
364 (combine_predictions_for_insn): Likewise.
365 * recog.c (peephole2_optimize): Likewise.
366 * regmove.c (try_auto_increment): Likewise.
367 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
368 * reload.c (find_reloads): Likewise.
369 * reload1.c (fixup_eh_region_note): Likewise.
370 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
371 * reorg.c (delete_prior_computation): Likewise.
372 (delete_computation, dbr_schedule): Likewise.
373 * config/pa/pa.c (legitimize_pic_address): Likewise.
374 * config/sh/sh.c (sh_reorg): Likewise.
376 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
379 * config/libgcc-glibc.ver: Add %exclude.
380 * config/m32r/libgcc-glibc.ver: Likwise.
381 * config/s390/libgcc-glibc.ver: Likwise.
382 * config/sh/libgcc-glibc.ver: Likwise.
383 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
385 * config/i386/libgcc-glibc.ver: New.
387 * config/i386/libgcc-x86_64-glibc.ver: Removed.
389 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
391 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
392 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
393 i[34567]86-*-linux*, x86_64-*-linux*. Add
394 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
395 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
396 x86_64-*-linux*. Add i386/t-linux to tmake_file for
397 i[34567]86-*-linux*, x86_64-*-linux*.
399 * libgcc-std.ver: Add empty GCC_4.4.0.
401 * mkmap-symver.awk: Support multiple versions per symbol.
403 * config/i386/i386.c (ix86_init_builtins): Always define
404 __builtin_fabsq and __builtin_copysignq with fallbacks.
405 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
406 and __builtin_copysignq if SSE2 isn't available.
408 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
409 (LIBGCC2_TF_CEXT): Likwise.
412 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
414 * config/i386/sfp-machine.h: Moved to libgcc.
416 * config/i386/sfp-machine.h: New.
417 * config/i386/t-linux: Likwise.
419 * config/i386/t-darwin: Remove softfp_wrap_start and
421 * config/i386/t-darwin64: Likewise.
423 * config/i386/t-fprules-softfp64: Renamed to ...
424 * config/i386/t-fprules-softfp: This.
426 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
429 2008-07-02 Jason Merrill <jason@redhat.com>
431 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
433 * tree.c (ctor_to_list): New fn.
434 * tree.h: Declare it.
435 (CONSTRUCTOR_ELT): New macro.
436 (CONSTRUCTOR_NELTS): New macro.
438 2008-07-02 Richard Guenther <rguenther@suse.de>
440 * tree-ssa-structalias.c (struct variable_info): Reorder
441 to fill padding on 64bit hosts. Make collapsed_to an int.
442 (get_varinfo_fc): Deal with that.
443 (new_var_info): Likewise.
444 (collapse_rest_of_var): Likewise.
446 2008-07-02 Joshua Sumali <jsumali@redhat.com>
448 * doc/install.texi (--enable-java-home): Document.
449 (--enable-aot-compile-rpm): Likewise.
450 (--with-arch-directory): Likewise.
451 (--with-os-directory): Likewise.
452 (--with-origin-name): Likewise.
453 (--with-arch-suffix): Likewise.
454 (--with-jvm-root-dir): Likewise.
455 (--with-jvm-jar-dir): Likewise.
456 (--with-python-dir): Likewise.
458 2008-07-02 Richard Guenther <rguenther@suse.de>
460 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
461 from decls explicitly. Merge operand checking from tuples.
463 2008-07-02 Martin Jambor <mjambor@suse.cz>
465 * tree-switch-conversion.c: Included timevar.h which I forgot before.
467 2008-07-02 Martin Jambor <mjambor@suse.cz>
469 * tree-switch-conversion.c: Included timevar.h
470 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
472 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
474 2008-07-02 Martin Jambor <mjambor@suse.cz>
476 * tree-switch-conversion.c: Corrected various comments and
478 (build_constructors): Fixed minor formatting mistakes.
480 * invoke.texi (Optimize Options): Corrected the
481 switch-conversion-max-branch-ratio parameter.
483 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
485 * final.c (asm_insn_count): Return zero for an empty asm body.
487 2008-07-02 Richard Guenther <rguenther@suse.de>
489 * bitmap.h (bitmap_set_bit): Return bool.
490 (bitmap_clear_bit): Likewise.
491 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
492 write to the bitmap if it would.
493 (bitmap_clear_bit): Likewise.
494 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
495 bitmap_set_bit return value.
496 (add_pred_graph_edge): Likewise.
497 (add_graph_edge): Likewise.
498 (do_sd_constraint): Likewise.
499 (do_ds_constraint): Likewise.
501 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
503 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
504 Fix -Wc++-compat and/or -Wcast-qual warnings.
505 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
506 gen_regparm_prefix): Likewise.
507 * vmsdbgout.c (write_modbeg, lookup_filename,
508 vmsdbgout_source_line, vmsdbgout_init): Likewise.
510 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
512 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
513 defaults.h definition apply.
515 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
517 * function.c (assign_parm_remove_parallels): New.
518 (assign_parm_setup_block_p): Do not return true for non-BLKmode
520 (assign_parm_setup_block): Do not handle them.
521 (assign_parm_setup_reg, assign_parm_setup_stack): Call
522 assign_parm_remove_parallels.
524 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
526 * c-typeck.c (convert_for_assignment): Use
527 vector_targets_convertible_p.
528 * c-common.c (vector_targets_convertible_p): New.
529 * c-common.h (vector_targets_convertible_p): New prototype.
530 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
531 opaque_p_V2SI_type_node.
533 2008-07-01 Steve Ellcey <sje@cup.hp.com>
535 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
538 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
540 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
541 TFmode constants via two element DImode vector for hosts with
542 HOST_BITS_PER_WIDE_INT < 64.
543 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
544 also for HOST_BITS_PER_WIDE_INT < 64.
546 2008-07-01 Richard Guenther <rguenther@suse.de>
548 PR tree-optimization/36666
549 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
550 (get_constraint_exp_from_ssa_var): Split into ...
551 (get_constraint_exp_for_temp): ... this ...
552 (get_constraint_for_ssa_var): ... and that.
553 Return constraint expressions for all touched sub-fields
554 if the results address is not taken.
555 (process_constraint): Remove assertion that aggregate
556 assignments do not happen at this place.
557 (get_constraint_for_component_ref): Add address_p argument.
558 Return constraint expressions for all touched sub-fields
559 if the results address is not taken.
560 (do_deref): Use get_constraint_exp_for_temp.
561 (get_constraint_for_1): Rename from ...
562 (get_constraint_for): ... this. Add the old function as wrapper.
563 (do_structure_copy): Use get_constraint_for_1.
565 2008-07-01 Martin Jambor <mjambor@suse.cz>
567 * Makefile.in (tree-switch-conversion.o): Add.
568 (OBJS-common): Add tree-swtch-conversion.o.
569 * passes.c (init_optimization_passes): Add pass_convert_switch.
570 * tree-pass.h: (pass_convert_switch): Add.
571 * tree-switch-conversion.c: New file.
572 * gcc.dg/tree-ssa/cswtch.c: New testcase.
573 * common.opt (ftree-cswtch): New option.
574 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
575 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
576 * opts.c (decode_options): Set flag_tree_switch_conversion when
577 optimization level is >= 2.
578 * doc/invoke.texi (Optimize Options): Added description of
579 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
581 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
583 * config/darwin-driver.c (darwin_default_min_version): Fix
584 -Wc++-compat warnings.
586 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
588 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
591 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
593 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
595 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
597 PR rtl-optimization/34744
598 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
599 (df_scan_free_internal): Free data structures not
600 allocated in storage pools.
601 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
602 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
603 df_scan_free_mws_vec.
604 * dse.c (dse_step6): Free offset_map_p and offset_map_n
607 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
609 * config/i386/i386.c (contains_aligned_value_p): Return true
611 (ix86_function_arg_boundary): Return its natural boundary
613 (return_in_memory_32): Don't check TDmode.
614 (ix86_split_to_parts): Support splitting into 4 parts and
615 support TFmode for 32bit target.
616 (ix86_split_long_move): Support splitting into 4 parts.
617 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
619 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
620 (ix86_init_builtins): Here.
621 (ix86_scalar_mode_supported_p): Always return true for TFmode.
622 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
623 'q' and 'w', respectively.
625 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
627 (movtf_internal): Likewise.
628 (<code>tf2): Likewise.
629 (*absnegtf2_sse): Likewise.
630 (copysign<mode>3): Likewise.
631 (copysign<mode>3_const): Likewise.
632 (copysign<mode>3_var): Likewise.
633 (define_split UNSPEC_COPYSIGN): Likewise.
634 * config/i386/sse.md (*nandtf3): Likewise.
635 (<code>tf3): Likewise.
636 (*<code>tf3): Likewise.
638 2008-06-30 Joey Ye <joey.ye@intel.com>
639 H.J. Lu <hongjiu.lu@intel.com>
641 * global.c (compute_regsets): Set frame_pointer_needed here.
642 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
644 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
646 * doc/install.texi (specific): Expand Windows build notes.
648 2008-06-30 Ira Rosen <irar@il.ibm.com>
650 PR tree-optimization/36648
651 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
652 number of prolog iterations by step. Fix the comment.
654 2008-06-30 Richard Guenther <rguenther@suse.de>
657 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
658 handle calls from ECF_MALLOC functions.
659 (handle_pure_call): ECF_MALLOC functions do not return
661 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
663 2008-06-29 Andreas Schwab <schwab@suse.de>
665 * config/m68k/m68k.c (print_operand): Always print a float
667 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
668 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
671 * config/rs6000/x-linux64: Remove never used file.
673 2008-06-29 Richard Guenther <rguenther@suse.de>
675 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
677 (struct alias_info): Move ...
678 * tree-ssa-alias.c: ... here.
679 (update_alias_info): Declare.
680 (compute_may_aliases): Call it.
681 (update_alias_info): New function.
682 * tree-ssa-structalias.c (update_alias_info): Move ...
683 * tree-ssa-alias.c (update_alias_info_1): ... here.
684 * tree-ssa-structalias.c (process_constraint_1): Remove
685 unused from_call argument. Rename to ...
686 (process_constraint): ... this. Delete old wrapper.
687 (make_constraint_to): Adjust callers.
688 (handle_const_call): Likewise.
689 (handle_pure_call): Likewise.
690 (init_base_vars): Likewise.
691 (handle_lhs_call): Likewise. Remove unnecessary constraint.
692 (find_func_aliases): We don't need structure copies for
694 (make_constraint_from_anything): Remove.
695 (create_variable_info_for): For globals make constraints
696 from escaped, not from anything.
697 (compute_points_to_sets): Do not call update_alias_info.
698 (ipa_pta_execute): Use make_constraint_from.
700 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
702 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
703 (bitmap.o-warn, dominance.o-warn): New.
704 * configure.ac (cxx_compat_warn): Delete.
705 (loose_warn): Add -Wcast-qual and -Wc++-compat.
706 * system.h: Remove #pragma diagnostic for -Wcast-qual and
708 * configure: Regenerate.
710 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
713 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
715 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
716 * df-scan.c (df_notes_rescan): Likewise.
717 * ggc-page.c (set_page_table_entry): Likewise.
718 * intl.c (gcc_gettext_width): Likewise.
719 * varasm.c (get_unnamed_section, get_noswitch_section,
720 get_section): Likewise.
722 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
724 * regrename.c (build_def_use): Don't copy RTX.
726 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
728 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
729 (Type Attributes): Fix nesting of @table and @subsection. Adjust
730 punctuation. Use @ref instead of @xref.
731 (Function Names): Remove stray @display/@end display.
732 (C++ Attributes): Use @ref instead of @xref.
733 (Deprecated Features): Fix punctuation around @xref.
734 (Backwards Compatibility): Likewise.
735 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
737 2008-06-28 Joseph Myers <joseph@codesourcery.com>
739 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
740 constants for E500 double.
742 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
744 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
745 element type of const_vector.
747 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
749 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
750 Remove FLAGS_REG clobber from expander pattern.
751 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
752 (anddi3, andsi3, andhi3, andqi3): Ditto.
753 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
754 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
755 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
756 (ashlsi3, ashlhi3, ashlqi3): Ditto.
757 (ashrsi3, ashrhi3, ashrqi3): Ditto.
758 (lshrsi3, lshrhi3, lshrqi3): Ditto.
759 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
760 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
762 2008-06-28 Richard Guenther <rguenther@suse.de>
764 * tree-ssa-structalias.c (callused_id, var_callused,
766 (handle_pure_call): New function.
767 (find_func_aliases): Call it.
768 (find_what_p_points_to): Handle the call-used set.
769 (clobber_what_escaped): Likewise.
770 (compute_call_used_vars): New function.
771 (init_base_vars): Init the call-used variable.
772 (do_sd_constraint): Do not propagate the solution from CALLUSED
773 but use CALLUSED as a placeholder.
774 (solve_graph): Likewise.
775 * tree-flow-inline.h (gimple_call_used_vars): New function.
776 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
777 (compute_call_used_vars): Declare.
778 * tree-ssa-alias.c (set_initial_properties): Call
779 compute_call_used_vars.
780 (reset_alias_info): Clear call-used variables.
781 (add_call_clobber_ops): Assert we are not called for const/pure
782 functions. Remove handling of them.
783 (add_call_read_ops): Handle pure functions by adding the
784 call-used set of variables as VUSEs.
785 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
786 (delete_tree_ssa): Free it.
787 * tree-dfa.c (remove_referenced_var): Clear the var from the
790 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
792 * tree.c (build_varargs_function_type_list): New.
793 (build_function_type_list_1): New.
794 (build_function_type_list): Use build_function_type_list_1.
795 * tree.h (build_varargs_function_type_list): New.
797 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
800 * config/spu/spu.c (spu_builtin_splats): Do not generate
801 invalid CONST_VECTOR expressions.
802 (spu_expand_vector_init): Likewise.
804 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
806 * optabs.c (libfunc_decls): New variable.
807 (libfunc_decl_hash, libfunc_decl_eq): New functions.
808 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
809 for the same function twice.
811 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
813 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
814 ix86_expand_binary_operator directly.
815 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
819 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
820 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
821 using only one splitter. Conditionaly execute splitter before or
822 after peephole2 pass.
823 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
824 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
825 Use only one alternative in asm template.
826 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
828 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
829 "J" operand constraint for operand 2.
830 (*ashldi3_cconly_rex64): Ditto.
831 (*ashrdi3_cmp_rex64): Ditto.
832 (*ashrdi3_cconly_rex64): Ditto.
833 (*lshrdi3_cmp_rex64): Ditto.
834 (*lshrdi3_cconly_rex64): Ditto.
835 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
836 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
837 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
840 2008-06-27 Jakub Jelinek <jakub@redhat.com>
842 * gimplify.c (omp_is_private): Don't return true if decl is not
843 already private on #pragma omp for or #pragma omp parallel for.
846 * tree-cfg.c (struct move_stmt_d): Replace block field with
847 orig_block and new_block fields.
848 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
849 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
850 (move_block_to_fn): Replace vars_map and new_label_map arguments
851 with struct move_stmt_d pointer.
852 (replace_block_vars_by_duplicates): New function.
853 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
854 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
855 all subblocks of ORIG_BLOCK to the new function. Call
856 replace_block_vars_by_duplicates.
857 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
858 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
859 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
860 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
861 (expand_omp): Temporarily set input_location to the location of
862 region's controlling stmt.
863 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
864 BIND_EXPR, push ctx->block_vars and gimplification vars into
865 the BIND_EXPR and its block's BLOCK_VARS instead of directly
867 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
868 there are any BLOCK_VARS.
869 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
870 OMP_PARALLEL or OMP_TASK stmt.
871 (lower_omp): Save and restore input_location around the lower_omp_1
874 2008-06-27 Richard Guenther <rguenther@suse.de>
876 PR tree-optimization/36400
877 PR tree-optimization/36373
878 PR tree-optimization/36344
879 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
880 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
881 (update_alias_info): Remove call clobbering code.
882 (make_constraint_to): New helper function.
883 (make_escape_constraint): Likewise.
884 (handle_rhs_call): Use it on all pointer containing arguments.
885 Also mark the static chain escaped.
886 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
888 (make_constraint_from): New helper split out from ...
889 (make_constraint_from_anything): ... here.
890 (find_func_aliases): Add constraints for escape sites.
891 (intra_create_variable_infos): Make constraints from NONLOCAL
893 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
895 (clobber_what_p_points_to): Remove.
896 (clobber_what_escaped): New function.
897 (init_base_vars): Init NONLOCAL and ESCAPED.
898 (do_sd_constraint): Do not propagate the solution from ESCAPED
899 but use ESCAPED as a placeholder.
900 (solve_graph): Likewise.
901 * tree-flow.h (clobber_what_p_points_to): Remove.
902 (clobber_what_escaped): Declare.
903 * tree-ssa-alias.c (set_initial_properties): Call it.
904 Remove code clobbering escaped pointers.
906 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
908 * function.c (allocate_struct_function): Only allocate a unique
909 funcdef_no if the decl is nonzero.
911 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
913 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
914 * config/mips/mips.c (mips_split_const_insns): New function.
915 * config/mips/mips.md (move_type): New attribute.
916 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
917 (dword_mode): New attribute.
918 (type): Avoid long line. Map "move_type"s to "type"s,
919 choosing "multi" for doubleword moves if appropriate.
920 Swap MTC/MFC comments to match their declaration order.
921 (extended_mips16): Default to "yes" if "move_type" is "sll0",
922 "type" is "branch" or "jal" is "direct".
923 (length): Handle "extended_mips16" first. Make the default
924 "0" for "ghost" instructions. Set the length from "move_type".
925 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
926 of "type", with "sll0" for the register alternative. Remove the
927 "extended_mips16" attribute.
928 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
929 of "type", with "shift_shift" for the register alternative.
930 Remove the "length" attribute.
931 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
932 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
933 of "type", with "andi" for the register alternative.
934 (*zero_extendqihi2): Likewise.
935 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
936 of "andi" instead of a "type" of "arith".
937 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
939 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
940 (mov_<store>r, *mov<mode>_ra): Likewise.
941 (extendsidi2): Use "move_type" instead of "type", with "move"
942 for the register alternative.
943 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
944 of "type", with "signext" for the register alternative.
945 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
946 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
947 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
948 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
949 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
950 (unnamed branch insn): Likewise.
951 (*movdi_gp32_fp64): Fold into...
952 (*movdi_32bit): ...here.
953 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
954 (*movdf_hardfloat): ...this new pattern.
955 (*movdf_softfloat): Remove redundant FPR alternatives.
956 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
957 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
958 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
959 the "move" attribute.
960 (*movdi_32bit): Use "move_type" instead of "type" and remove the
961 "length" attribute. Use "fpload" and "fpstore" instead of "load"
962 and "store" for COP loads and stores.
963 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
964 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
965 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
966 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
967 (*movtf_mips16, *movv2sf): Likewise.
968 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
969 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
970 (mfhc1<mode>): Use "move_type" instead of "move".
971 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
972 (loadgp_blockage): Remove the "length" attribute.
973 (blockage, set_got_version, update_got_version): Likewise.
974 (call_internal): Remove the "extended_mips16" attribute.
975 (call_value_internal, call_value_multiple_internal): Likewise.
976 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
978 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
979 the "length" attribute.
981 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
983 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
984 -Wcast-qual warnings.
985 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
986 handle_pragma_pop_macro): Likewise.
987 * collect2.c (resolve_lib_name): Likewise.
988 * config/arc/arc.c (arc_init): Likewise.
989 * config/arm/arm.c (neon_builtin_compare,
990 locate_neon_builtin_icode): Likewise.
991 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
992 * config/bfin/bfin.c (bfin_init_machine_status,
993 bfin_optimize_loop): Likewise.
994 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
995 * config/cris/cris.c (cris_init_expanders): Likewise.
996 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
997 * config/darwin.c (machopic_indirection_eq,
998 machopic_indirection_name, machopic_output_indirection): Likewise.
999 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
1000 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
1001 frv_optimize_membar): Likewise.
1002 * config/i386/cygwin.h (mingw_scan,
1003 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
1004 * config/i386/cygwin1.c (mingw_scan): Likewise.
1005 * config/i386/i386.c (machopic_output_stub): Likewise.
1006 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
1007 i386_pe_unique_section): Likewise.
1008 * config/ia64/ia64.c (ia64_init_machine_status,
1009 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
1011 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
1012 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
1013 * config/m68k/m68k.c (m68k_handle_option,
1014 m68k_sched_md_init_global): Likewise.
1015 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
1016 mcore_unique_section): Likewise.
1017 * config/mips/mips.c (mips_block_move_straight,
1018 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
1020 * config/mmix/mmix.c (mmix_init_machine_status,
1021 mmix_encode_section_info): Likewise.
1022 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
1023 * config/rs6000/rs6000.c (rs6000_init_machine_status,
1024 print_operand_address, output_toc, redefine_groups,
1025 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
1026 * config/s390/s390.c (s390_init_machine_status): Likewise.
1027 * config/score/score.c (score_block_move_straight,
1028 score_block_move_loop_body): Likewise.
1029 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
1030 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
1031 * emit-rtl.c (find_auto_inc): Likewise.
1032 * gcc.c (translate_options, process_command): Likewise.
1033 * reorg.c (dbr_schedule): Likewise.
1034 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
1035 * xcoffout.c (xcoffout_declare_function): Likewise.
1037 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
1039 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
1040 ipa-pta working again.
1042 2008-06-27 David Edelsohn <edelsohn@gnu.org>
1044 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
1047 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
1049 * config.gcc (powerpc*-*-*): Add new core e500mc.
1050 * config/rs6000/e500mc.md: New file.
1051 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1053 (rs6000_override_options): Add e500mc case to
1054 processor_target_table. Altivec and Spe options not allowed
1055 with e500mc. Add isel instruction to e500mc by
1056 default. Initialize rs6000_cost for e500mc.
1057 (rs6000_issue_rate): Set issue rate for e500mc.
1058 * config/rs6000/rs6000.h (processor_type): Add
1059 PROCESSOR_PPCE500MC.
1060 (ASM_CPU_SPEC): Add e500mc.
1061 Set TARGET_ISEL to rs6000_isel.
1062 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
1063 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
1064 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
1066 * doc/invoke.texi: Add e500mc to list of cpus.
1068 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1071 * c-lex.c (lex_charconst): Initialize unsignedp.
1073 2008-06-27 Olivier Hainque <hainque@adacore.com>
1075 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
1076 documented assumptions.
1078 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
1080 * dwarf2out.c: Remove trailing white spaces. Break long line
1083 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
1085 * libfuncs.h (LTI_synchronize): New libfunc_index.
1086 (synchronize_libfunc): Declare.
1087 * builtins.c (expand_builtin_synchronize): Consider using
1088 synchronize_libfunc before falling back on an asm blockage.
1089 * config/mips/mips.c: Include libfuncs.h
1090 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
1092 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
1094 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
1095 parameter. Copy stack_reg to r11 where appropriate.
1096 (no_global_regs_above): Add gpr parameter.
1097 (rs6000_stack_info): Only add padding for SPE save area if we
1098 are saving SPE GPRs and CR.
1099 (saveres_routine_syms): New variable.
1100 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
1102 (rs6000_savres_routine_sym): New function.
1103 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
1105 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
1106 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
1107 Tweak FPR out-of-line saving.
1108 (rs6000_make_savres_rtx): New function.
1109 (rs6000_use_multiple_p): New function.
1110 (rs6000_savres_strategy): New function.
1111 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
1112 out-of-line if appropriate.
1113 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
1114 if we are optimizing for size.
1115 (GP_SAVE_INLINE): Define.
1116 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
1117 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
1118 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
1119 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
1120 (*save_fpregs_<mode>): Add use of r11.
1121 (*restore_gpregs_<mode>): New insn.
1122 (*return_and_restore_gpregs_<mode>): New insn.
1123 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
1125 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
1126 (*restore_gpregs_spe): New insn.
1127 (*return_and_restore_gpregs_spe): New insn.
1128 * config/rs6000/predicates.md (save_world_operation): Fix check.
1130 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1132 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
1133 this point, so assert that.
1135 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1137 * cfganal.c: Include vec.h and vecprim.h.
1138 (compute_idf): Import from...
1139 * tree-into-ssa (compute_idf): ...here.
1140 * basic-block.h (compute_idf): Export.
1142 2008-06-26 Joseph Myers <joseph@codesourcery.com>
1144 * c-decl.c (merge_decls): Use !current_function_decl to check for
1145 extern declaration of C99 inline function being at file scope.
1147 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
1149 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
1151 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1153 * alias.c (record_alias_subset, init_alias_analysis): Fix
1154 -Wc++-compat and/or -Wcast-qual warnings.
1155 * attribs.c (lookup_attribute_spec): Likewise.
1156 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
1157 copy_bb, connect_traces,
1158 find_rarely_executed_basic_blocks_and_cr): Likewise.
1159 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
1160 note_btr_set, migrate_btr_defs): Likewise.
1161 * builtins.c (result_vector, expand_builtin_memcpy,
1162 expand_builtin_mempcpy_args, expand_builtin_strncpy,
1163 builtin_memset_read_str, expand_builtin_printf,
1164 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
1166 * caller-save.c (mark_set_regs): Likewise.
1167 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1168 * cgraph.c (cgraph_edge): Likewise.
1169 * combine.c (likely_spilled_retval_1): Likewise.
1170 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
1171 htab_counts_entry_del, get_coverage_counts): Likewise.
1172 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
1173 new_cselib_val): Likewise.
1174 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
1175 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
1177 * df-core.c (df_compact_blocks): Likewise.
1178 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
1179 * df-scan.c (df_grow_reg_info, df_ref_create,
1180 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
1181 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
1182 df_record_entry_block_defs, df_record_exit_block_uses,
1183 df_bb_verify): Likewise.
1184 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
1185 DF_REF_EXTRACT_MODE_CONST): New.
1186 * dominance.c (get_immediate_dominator, get_dominated_by,
1187 nearest_common_dominator, root_of_dom_tree,
1188 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
1189 -Wc++-compat and/or -Wcast-qual warnings.
1190 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
1191 record_store, replace_read, check_mem_read_rtx, scan_insn,
1192 dse_step1, dse_record_singleton_alias_set): Likewise.
1193 * dwarf2asm.c (dw2_force_const_mem): Likewise.
1195 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1197 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
1198 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
1199 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
1200 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
1201 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
1202 add_ranges_num, add_ranges_by_labels, file_info_cmp,
1203 file_name_acquire, output_file_names, add_const_value_attribute,
1204 premark_used_types_helper, file_table_eq, file_table_hash,
1205 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
1206 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
1207 -Wcast-qual warnings.
1208 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
1209 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
1210 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
1211 gen_reg_rtx, start_sequence, init_emit): Likewise.
1212 * et-forest.c (et_new_occ, et_new_tree): Likewise.
1213 * except.c (init_eh_for_function, gen_eh_region,
1214 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
1215 arh_to_landing_pad, arh_to_label, add_action_record,
1216 add_call_site, switch_to_exception_section): Likewise.
1217 * expmed.c (synth_mult): Likewise.
1218 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
1219 store_expr): Likewise.
1220 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
1222 * function.c (assign_stack_temp_for_type,
1223 allocate_struct_function, match_asm_constraints_1): Likewise.
1224 * gcov-io.c (gcov_allocate): Likewise.
1225 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
1226 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
1227 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
1228 record_one_set, insert_expr_in_table, insert_set_in_table,
1229 dump_hash_table, compute_hash_table_work, alloc_hash_table,
1230 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
1231 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
1232 -Wcast-qual warnings.
1234 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1236 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1237 -Wcast-qual warnings.
1238 * gcc.c (process_command): Likewise.
1239 * genattrtab.c (oballoc): Use XOBNEW.
1240 (oballocvec): Define.
1241 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1242 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1243 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1244 -Wc++-compat and/or -Wcast-qual warnings.
1245 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1246 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1247 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1248 gen_presence_absence_set, gen_automaton, gen_regexp_el,
1249 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1250 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
1251 add_excls, process_presence_absence_names,
1252 process_presence_absence_patterns, add_presence_absence,
1253 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
1254 get_free_state, add_arc, get_free_automata_list_el,
1255 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
1256 transform_3, cache_presence, create_ainsns, create_automata,
1257 create_state_ainsn_table, dfa_insn_code_enlarge,
1258 output_trans_func, output_min_issue_delay_func,
1259 output_dead_lock_func, output_reset_func,
1260 output_get_cpu_unit_code_func, output_dfa_start_func,
1261 expand_automata): Likewise.
1262 * genextract.c (gen_insn): Likewise.
1263 * gengtype-lex.l: Likewise.
1264 * gengtype.c (read_input_list, adjust_field_type,
1265 process_gc_options): Likewise.
1266 * genoutput.c (note_constraint): Likewise.
1267 * genpreds.c (mangle, add_constraint): Likewise.
1268 * genrecog.c (process_define_predicate, new_decision,
1269 add_to_sequence): Likewise.
1270 * gensupport.c (record_insn_name): Likewise.
1272 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1274 * config/i386/driver-i386.c (detect_caches_amd,
1275 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
1276 and/or -Wcast-qual warnings.
1277 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
1278 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
1279 gt_pch_save): Likewise.
1280 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
1281 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
1282 * global.c (compute_regsets): Likewise.
1283 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1284 finish_graph_dump_file): Likewise.
1285 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
1286 unlink_bb_notes): Likewise.
1287 * integrate.c (get_hard_reg_initial_val): Likewise.
1288 * ipa-prop.c (ipa_push_func_to_list): Likewise.
1289 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
1290 * local-alloc.c (update_equiv_regs): Likewise.
1291 * loop-invariant.c (check_invariant_table_size,
1292 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
1294 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
1295 altered_reg_used, mark_altered): Likewise.
1296 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
1297 insert_var_expansion_initialization,
1298 combine_var_copies_in_loop_exit, apply_opt_in_copies,
1299 release_var_copies): Likewise.
1300 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
1301 analyze_matrix_decl, add_allocation_site, analyze_transpose,
1302 analyze_accesses_for_phi_node, check_var_notmodified_p,
1303 check_allocation_function, find_sites_in_func,
1304 record_all_accesses_in_func, transform_access_sites,
1305 transform_allocation_sites): Likewise.
1306 * omp-low.c (new_omp_region, create_omp_child_function_name,
1307 check_omp_nesting_restrictions, check_combined_parallel,
1308 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
1309 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
1310 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1311 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
1313 * opts-common.c (prune_options): Likewise.
1314 * opts.c (add_input_filename, print_filtered_help,
1315 get_option_state): Likewise.
1316 * params.c (add_params): Likewise.
1317 * passes.c (set_pass_for_id, next_pass_1,
1318 do_per_function_toporder, pass_fini_dump_file): Likewise.
1319 * postreload.c (reload_cse_simplify_operands): Likewise.
1320 * predict.c (tree_predicted_by_p, tree_predict_edge,
1321 clear_bb_predictions, combine_predictions_for_bb): Likewise.
1323 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1325 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
1327 * recog.c (check_asm_operands, validate_change_1): Likewise.
1328 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
1329 subst_asm_stack_regs): Likewise.
1330 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
1331 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
1332 * regmove.c (reg_is_remote_constant_p): Likewise.
1333 * regrename.c (regrename_optimize, scan_rtx_reg,
1334 kill_clobbered_value, kill_set_value, kill_autoinc_value):
1336 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
1337 regstat_compute_calls_crossed): Likewise.
1338 * reload1.c (init_reload, new_insn_chain,
1339 has_nonexceptional_receiver, reload, copy_reloads,
1340 calculate_needs_all_insns, init_elim_table): Likewise.
1341 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1342 * rtl.c (shallow_copy_rtx_stat): Likewise.
1343 * rtlanal.c (parms_set): Likewise.
1344 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1345 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1346 * sched-ebb.c (earliest_block_with_similiar_load,
1347 add_deps_for_risky_insns): Likewise.
1348 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1349 schedule_region): Likewise.
1350 * see.c (eq_descriptor_pre_extension,
1351 hash_descriptor_pre_extension, hash_del_pre_extension,
1352 eq_descriptor_properties, hash_descriptor_properties,
1353 hash_del_properties, see_seek_pre_extension_expr,
1354 see_initialize_data_structures, see_print_register_properties,
1355 see_print_pre_extension_expr, see_delete_merged_def_extension,
1356 see_delete_unmerged_def_extension, see_emit_use_extension,
1357 see_pre_delete_extension, see_map_extension, see_commit_changes,
1358 see_analyze_merged_def_local_prop,
1359 see_analyze_merged_def_local_prop,
1360 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1361 see_set_prop_merged_def, see_set_prop_unmerged_def,
1362 see_set_prop_unmerged_use, see_print_one_extension,
1363 see_merge_one_use_extension, see_merge_one_def_extension,
1364 see_store_reference_and_extension, see_update_uses_relevancy,
1365 see_update_defs_relevancy): Likewise.
1366 * statistics.c (hash_statistics_hash, hash_statistics_eq,
1367 hash_statistics_free, curr_statistics_hash): Likewise.
1368 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
1369 expand_asm_operands, expand_return, case_bit_test_cmp,
1370 expand_case): Likewise.
1371 * stor-layout.c (start_record_layout): Likewise.
1372 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
1373 gt_pch_save_stringpool): Likewise.
1374 * tree-data-ref.c (hash_stmt_vertex_info,
1375 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
1376 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
1378 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
1381 * config/i386/i386.md : Change constraints of HImode and QImode
1382 immediate operands from "i" to "n". Change SImode "ni" constraint to
1383 "i" and SImode "rmi" constraint to "g". Remove all constraints
1384 from const0_operand and const1_operand predicated operands.
1385 (i): Change QImode and HImode attribute from "i" to "n".
1386 (*subqi_2): Change HImode operands to QImode.
1389 2008-06-25 Olivier Hainque <hainque@adacore.com>
1391 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
1394 2008-06-25 Richard Guenther <rguenther@suse.de>
1396 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
1397 not overflow the result type.
1399 2008-06-25 Richard Guenther <rguenther@suse.de>
1401 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
1402 (vn_lookup): Likewise.
1404 2008-06-25 Richard Guenther <rguenther@suse.de>
1406 PR tree-optimization/35518
1407 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
1408 * tree-sra.c (instantiate_element): Use fold_build3 to build
1410 (try_instantiate_multiple_fields): Likewise.
1412 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1414 * config/rs6000/rs6000.md: Change all string instruction's clobber to
1417 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1419 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
1420 use_backchain_to_restore_sp to true
1421 if the offset of the link register save area would go over the 32k - 1
1422 offset limit of the load
1425 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
1427 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
1428 anchor for the type-punning blurb. Cross-reference "Structures
1429 unions enumerations and bit-fields implementation". Provide a
1430 cast-through-pointer example. Make final sentence self-contained.
1431 * doc/implement-c.texi (Structures unions enumerations and
1432 bit-fields implementation): Cross-reference the type-punning blurb
1433 in the -fstrict-aliasing documentation.
1435 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1438 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
1439 the memory instead of the memory itself for the save area.
1441 2008-06-24 Olivier Hainque <hainque@adacore.com>
1442 Nicolas Roche <roche@adacore.com>
1444 * gengtype.c (srcdir_len): size_t instead of int.
1445 (get_file_realbasename): New function. For F a filename, the real
1446 basename of F, with all the path components stripped.
1447 (get_file_srcdir_relative_path): New function. For F a filename, the
1448 relative path to F from $(srcdir).
1449 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
1450 get_file_realbasename. Adjust the head comment.
1451 (get_prefix_langdir_index): New function. For F a filename, return the
1452 lang_dir_names[] relative index of the language directory that is
1454 (get_file_langdir): For F a filename, return the name of the language
1455 directory where F is located.
1456 (get_file_gtfilename): New function. The gt- output file name for an
1458 (get_output_file_with_visibility): Replace in-line computations with
1459 uses of get_file_gtfilename and get_prefix_langdir_index.
1460 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
1462 2008-06-24 Jakub Jelinek <jakub@redhat.com>
1464 PR tree-optimization/36504
1465 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
1466 references without base address.
1468 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1471 * calls.c (expand_call): Increase alignment for recursive functions.
1473 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1475 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1476 (TARGET_FUNCTION_VALUE): New define.
1477 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1478 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1480 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1482 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1483 (fmod<mode>3): Ditto.
1484 (remainderxf3): Ditto.
1485 (remainder<mode>3): Ditto.
1487 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1490 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1491 REG is a hard register.
1493 PR tree-optimization/36508
1494 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1495 499, don't check it at all in release compilers.
1497 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1499 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1500 together with SSE_TARGET_MATH to disable insn pattern.
1501 (*fop_<MODEF:mode>_2_i387): Ditto.
1502 (*fop_<MODEF:mode>_3_i387): Ditto.
1504 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1506 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1508 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1511 * gimplify.c (gimplify_asm_expr): Check the return code of
1512 parse_output_constraint call, set function return and is_inout
1515 2008-06-22 Ian Lance Taylor <iant@google.com>
1517 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1518 (narrowest_signed_type): Likewise.
1519 * c-typeck.c (c_common_type): Change local variable mclass to enum
1521 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1522 tcc_comparison, not the tree code itself.
1523 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1524 (c_expand_expr): Cast modifier to enum expand_modifier.
1525 * c-common.h (C_RID_CODE): Add casts.
1526 (C_SET_RID_CODE): Define.
1527 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1528 (c_lex_one_token): Add cast to avoid warning.
1529 (c_parser_objc_type_name): Rename local typename to type_name.
1530 (check_no_duplicate_clause): Change code parameter to enum
1532 (c_parser_omp_var_list_parens): Change kind parameter to enum
1534 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1535 c_parser_omp_list_var_parens.
1536 (c_parser_omp_threadprivate): Likewise.
1537 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1538 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1539 * c-format.c (NO_FMT): Define.
1540 (printf_length_specs): Use NO_FMT.
1541 (asm_fprintf_length_specs): Likewise.
1542 (gcc_diag_length_specs): Likewise.
1543 (scanf_length_specs): Likewise.
1544 (strfmon_length_specs): Likewise.
1545 (gcc_gfc_length_specs): Likewise.
1546 (printf_flag_specs): Change 0 to STD_C89.
1547 (asm_fprintf_flag_specs): Likewise.
1548 (gcc_diag_flag_specs): Likewise.
1549 (gcc_cxxdiag_flag_specs): Likewise.
1550 (scanf_flag_specs): Likewise.
1551 (strftime_flag_specs): Likewise.
1552 (strfmon_flag_specs): Likewise.
1553 (print_char_table): Likewise.
1554 (asm_fprintf_char_table): Likewise.
1555 (gcc_diag_char_table): Likewise.
1556 (gcc_tdiag_char_table): Likewise.
1557 (gcc_cdiag_char_table): Likewise.
1558 (gcc_cxxdiag_char_table): Likewise.
1559 (gcc_gfc_char_table): Likewise.
1560 (scan_char_table): Likewise.
1561 (time_char_table): Likewis.
1562 (monetary_char_table): Likewise.
1563 * c-format.h (BADLEN): Likewise.
1565 2008-06-21 Ian Lance Taylor <iant@google.com>
1567 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1568 Define END_OF_BASE_TREE_CODES around inclusion.
1569 * tree.c (tree_code_type): New global array.
1570 (tree_code_length, tree_code_name): Likewise.
1571 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1573 (all-tree.def, s-alltree): New targets.
1574 (gencheck.h, s-gencheck): Remove.
1575 (tree.o): Depend upon all-tree.def.
1576 (build/gencheck.o): Remove gencheck.h dependency.
1577 (mostlyclean): Don't remove gencheck.h.
1578 * c-common.h (enum c_tree_code): Remove.
1579 * c-lang.c (tree_code_type): Remove.
1580 (tree_code_length, tree_code_name): Remove.
1581 * gencheck.c (tree_codes): Include all-tree.def, rather than
1582 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1584 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1586 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1587 (operator_name_info): Size to MAX_TREE_CODES.
1588 (assignment_operator_name_info): Likewise.
1589 * cp/cp-lang.c (tree_code_type): Remove.
1590 (tree_code_length, tree_code_name): Remove.
1591 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1592 (assignment_operator_name_info): Likewise.
1593 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1595 * cp/mangle.c (write_expression): Likewise.
1596 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1597 * fortran/f95-lang.c (tree_code_type): Remove.
1598 (tree_code_length, tree_code_name): Remove.
1599 * java/java-tree.h (enum java_tree_code): Remove.
1600 * java/lang.c (tree_code_type): Remove.
1601 (tree_code_length, tree_code_name): Remove.
1602 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1603 * objc/objc-act.h (enum objc_tree_code): Remove.
1604 * objc/objc-lang.c (tree_code_type): Remove.
1605 (tree_code_length, tree_code_name): Remove.
1606 * objcp/objcp-lang.c (tree_code_type): Remove.
1607 (tree_code_length, tree_code_name): Remove.
1608 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1609 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1610 * ada/misc.c (tree_code_type): Remove.
1611 (tree_code_length, tree_code_name): Remove.
1613 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1615 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1616 the grand_bitmap_obstack.
1618 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1620 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1621 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1622 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1623 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1624 move_stmt_r, new_label_mapper): Likewise.
1625 * tree-complex.c (cvc_lookup): Likewise.
1626 * tree-dfa.c (create_function_ann): Likewise.
1627 * tree-dump.c (dump_register): Likewise.
1628 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1629 find_phi_replacement_condition): Likewise.
1630 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1631 tree_function_versioning): Likewise.
1632 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1633 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1634 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1635 get_nonlocal_debug_decl, convert_nonlocal_reference,
1636 convert_nonlocal_omp_clauses, get_local_debug_decl,
1637 convert_local_reference, convert_local_omp_clauses,
1638 convert_nl_goto_reference, convert_nl_goto_receiver,
1639 convert_tramp_reference, convert_call_expr): Likewise.
1640 * tree-outof-ssa.c (contains_tree_r): Likewise.
1641 * tree-parloops.c (reduction_phi, initialize_reductions,
1642 eliminate_local_variables_1, add_field_for_reduction,
1643 add_field_for_name, create_phi_for_local_result,
1644 create_call_for_reduction_1, create_loads_for_reductions,
1645 create_stores_for_reduction, create_loads_and_stores_for_name):
1647 * tree-phinodes.c (allocate_phi_node): Likewise.
1648 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
1649 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
1650 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
1651 * tree-ssa-coalesce.c (compare_pairs): Likewise.
1652 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
1653 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
1654 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
1655 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1656 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
1657 vn_nary_op_insert): Likewise.
1658 * tree-ssa.c (redirect_edge_var_map_add,
1659 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
1660 * tree-vectorizer.c (vectorize_loops): Likewise.
1661 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
1662 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
1663 tree_cons_stat, build1_stat, build_variant_type_copy,
1664 decl_init_priority_lookup, decl_fini_priority_lookup,
1665 decl_priority_info, decl_restrict_base_lookup,
1666 decl_restrict_base_insert, decl_debug_expr_lookup,
1667 decl_debug_expr_insert, decl_value_expr_lookup,
1668 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1669 type_hash_add, get_file_function_name, tree_check_failed,
1670 tree_not_check_failed, tree_range_check_failed,
1671 omp_clause_range_check_failed, build_omp_clause,
1672 build_vl_exp_stat): Likewise.
1673 * value-prof.c (gimple_histogram_value,
1674 gimple_duplicate_stmt_histograms): Likewise.
1675 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1676 unshare_variable, variable_union_info_cmp_pos, variable_union,
1677 dataflow_set_different_1, dataflow_set_different_2,
1678 vt_find_locations, variable_was_changed, set_variable_part,
1679 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1680 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1681 section_entry_hash, object_block_entry_eq,
1682 object_block_entry_hash, create_block_symbol,
1683 initialize_cold_section_name, default_function_rodata_section,
1684 strip_reg_name, set_user_assembler_name, const_desc_eq,
1685 build_constant_desc, output_constant_def, lookup_constant_def,
1686 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1687 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1688 default_internal_label): Likewise.
1689 * varray.c (varray_init, varray_grow): Likewise.
1690 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1692 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1694 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1695 operators for "test" insn. Macroize insn using SWI mode macro.
1696 (*jcc_fused_2): Ditto.
1697 (*jcc_fused_3): Macroize insn using SWI mode macro.
1698 (*jcc_fused_4): Ditto.
1700 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1702 * tree-ssa-pre.c: Fix typo in comment.
1703 (init_antic, fini_antic): Add explicit funtions for
1704 initializing and deinitializing ANTIC and AVAIL sets.
1705 (create_expression_by_pieces): Fix typo in comment.
1706 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1707 (execute_pre): Eventually dump details about ANTIC_IN.
1709 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1711 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1712 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1713 add_to_obstack, file_at_path, find_a_file, execute,
1714 add_preprocessor_option, add_assembler_option, add_linker_option,
1715 process_command, insert_wrapper, do_option_spec, do_self_spec,
1716 spec_path, do_spec_1, is_directory, main, used_arg,
1717 getenv_spec_function): Likewise.
1718 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1719 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1722 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1724 * doc/rtl.texi: Updated subreg section.
1726 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1729 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1730 node->needed and node->reachable.
1731 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1732 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1733 (expand_task_call): Don't call expand_task_copyfn.
1734 (expand_task_copyfn): Renamed to...
1735 (finalize_task_copyfn): ... this.
1737 2008-06-19 Jan Hubicka <jh@suse.cz>
1739 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1740 clobbering framepointer.
1742 2008-06-19 Jan Hubicka <jh@suse.cz>
1744 * tree-optimize.c (execute_early_local_optimizations): Set
1745 cgraph_state only at first invocation.
1747 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1749 * system.h (-Wc++-compat): Activate as a warning, no an error.
1751 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1753 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1754 instead of "#" in insn asm template.
1755 (*jcc_fused_2): Ditto.
1757 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1759 * config/i386/i386.h (ix86_tune_indices)
1760 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1761 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1762 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1763 (*jcc_fused_2): Ditto.
1764 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1765 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1766 (print operand): Handle 'E' and 'e' code.
1768 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1770 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1771 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1772 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1774 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1776 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1778 (cgraph_expand_function): Use local copy of decl.
1779 (cgraph_expand_all_functions): Remove redundant initialization of
1781 (cgraph_optimize): Reword internal_error message.
1783 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1785 * arm-protos.h (arm_return_in_memory): Remove public
1786 arm_return_in_memory() prototype.
1787 * arm.c (arm_return_in_memory): Add static prototype, add target
1788 hook macro, change definition and comments.
1789 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1791 2008-06-19 Ben Elliston <bje@au.ibm.com>
1793 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1794 real.c: Remove references to IEEE 754R.
1795 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1796 * doc/libgcc.texi (Decimal float library routines): Likewise.
1798 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1800 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1801 (default_unwind_word_mode): Add prototype.
1802 * targhooks.c (default_unwind_word_mode): New function.
1803 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1804 instead of word_mode.
1805 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1806 (TARGET_INITIALIZER): Use it.
1808 * c-common.c (handle_mode_attribute): Support "unwind_word"
1810 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1812 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1813 word_mode to access SjLj_Function_Context member "data".
1814 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1815 conversion from targetm.eh_return_filter_mode () to
1816 targetm.unwind_word_mode () if they differ.
1818 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1819 (BT_FN_UNWINDWORD_PTR): New function type.
1820 (BT_FN_WORD_PTR): Remove.
1821 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1822 * except.c (expand_builtin_extend_pointer): Convert pointer to
1823 targetm.unwind_word_mode () instead of word_mode.
1825 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1826 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1827 (spu_unwind_word_mode): New function.
1828 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1829 (TARGET_UNWIND_WORD_MODE): Define.
1830 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1832 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1834 * config/spu/spu.c (reg_align): Remove.
1835 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1836 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1837 (spu_split_store): Likewise.
1839 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1841 * gcc/tree-vn.c: Fix typo in comment.
1843 2008-06-18 Jan Hubicka <jh@suse.cz>
1845 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1846 toplevel reorder too.
1848 2008-06-18 Jan Hubicka <jh@suse.cz>
1850 * c-opts.c (c_common_post_options): PCH is not compatible with
1852 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1853 -fno-toplevel-reorder by default now.
1855 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1857 PR documentation/30739
1858 * doc/install.texi (Prerequisites): Document dependency on awk.
1860 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1861 Ian Lance Taylor <iant@google.com>
1863 PR rtl-optimization/35604
1864 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1865 only want to change jump destinations, not eventual label comparisons.
1867 2008-06-16 Jan Hubicka <jh@suse.cz>
1869 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1871 (cgraph_analyze_function): Likewise.
1873 2008-06-16 Jan Hubicka <jh@suse.cz>
1875 * cgraph.h (cgraph_mark_if_needed): New function.
1876 * cgraphunit.c (cgraph_mark_if_needed): New function.
1877 * c-decl.c (duplicate_decl): Use it.
1879 2008-06-16 Jan Hubicka <jh@suse.cz>
1881 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1884 2008-06-16 Jan Hubicka <jh@suse.cz>
1886 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1888 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1889 Kazu Hirata <kazu@codesourcery.com>
1890 Maxim Kuvyrkov <maxim@codesourcery.com
1892 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1893 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1894 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1895 EXTRA_SPEC_FUNCTIONS.
1896 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1897 (DRIVER_SELF_SPECS): Adjust.
1898 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1899 * config/mips/st.h, config/mips/t-st: New.
1900 * config/mips/driver-native.c, config/mips/x-native: New.
1901 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1904 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1906 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1908 (ISA_HAS_FP_CONDMOVE): New macro.
1909 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1910 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1911 (ISA_HAS_NMADD3_NMSUB3): New macro.
1912 * config/mips/mips.c (mips_rtx_costs): Update.
1913 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1914 compiling for ST Loongson 2E/2F.
1915 (madd<mode>): Rename to madd4<mode>. Update.
1916 (madd3<mode>): New pattern.
1917 (msub<mode>): Rename to msub4<mode>. Update.
1918 (msub3<mode>): New pattern.
1919 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1920 (nmadd3<mode>): New pattern.
1921 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1922 (nmadd3<mode>_fastmath): New pattern.
1923 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1924 (nmsub3<mode>): New pattern.
1925 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1926 (nmsub3<mode>_fastmath): New pattern.
1927 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1929 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1931 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1932 (DF_REF_INSN_INFO): New.
1933 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1934 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1935 with a NULL DF_REF_INSN_INFO.
1936 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1938 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1939 DF_INSN_INFO_EQ_USES): New.
1940 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1941 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1942 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1943 * df-core.c: Update comment for above changes.
1944 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1945 DF_INSN_UID_* macros.
1946 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1947 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1948 insn rtx. Update all callers.
1949 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1950 df_ref_create_structure, df_insn_refs_collect): Likewise.
1951 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1952 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1953 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1954 macros to access the insn refs.
1955 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1956 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1957 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1958 for accessing the refs.
1959 (try_fwprop_subst): Likewise.
1960 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1961 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1962 for accessing the refs.
1963 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1964 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1965 to look at the insn refs.
1966 (record_uses): Likewise.
1967 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1969 (mark_artificial_uses): Don't mark_insn for artificial refs.
1970 (mark_reg_rependencies): Likewise.
1972 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1974 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1976 * configure: Regenerate.
1978 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1980 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1981 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1982 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1984 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1986 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1987 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1988 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1990 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1992 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1993 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1994 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1996 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1998 * tree-ssa-sccvn.c: Fix format of comments.
2000 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2002 * cgraph.c: Remove unneeded forward declarations of eq_node()
2005 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
2007 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
2009 (see_update_relevancy): Likewise.
2010 * fwprop.c (try_fwprop_subst): Likewise.
2011 * rtlanal.c (noop_move_p): Likewise.
2012 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
2013 notes to non-existing libcall blocks.
2014 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
2016 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
2017 (dead_libcall_p): Remove.
2018 (delete_trivially_dead_insns): Don't use it.
2019 * web.c (union_defs): Remove comment about keeping nops.
2020 * gcse.c (hash_scan_insn): Don't take libcall pointers.
2021 (compute_hash_table_work): Don't track libcall notes.
2022 (do_local_cprop): Don't take libcall pointers. Don't update
2024 (adjust_libcall_notes): Deleted.
2025 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
2026 ever have existed in the first place).
2027 (replace_store_insn): Don't try to remove libcall notes.
2028 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
2029 (resolve_reg_notes): Don't call them.
2030 (resolve_simple_move): Likewise.
2031 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
2032 Don't remove REG_RETVAL notes.
2033 * emit-rtl.c (try_split): Don't update libcall notes.
2034 (emit_copy_of_insn_after): Dito.
2035 * cselib.c (cselib_current_insn_in_libcall): Remove.
2036 (cselib_process_insn): Don't set/clear it.
2037 (new_elt_loc_list): Don't record it.
2038 (cselib_init): Don't initialize it.
2039 * cselib.c (struct elt_loc_list): Remove in_libcall field.
2040 * loop-invariant.c (find_invariant_insn): Don't look for libcall
2042 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
2043 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
2044 (init_deps): Don't initialize it.
2045 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
2046 * combine.c (delete_noop_moves): Don't update libcall notes.
2047 (can_combine_p): Remove now pointless #if 0 block.
2048 (try_combine): Remove another obsolete #if 0 block.
2049 (distribute_notes): Don't distribute libcall notes.
2050 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
2051 * dce.c (libcall_dead_p): Remove.
2052 (delete_unmarked_insns): Don't handle libcall blocks.
2053 (preserve_libcall_for_dce): Remove.
2054 (prescan_insns_for_dce): Don't special-case libcall block insns.
2055 * reload1 (reload): Don't handle libcall notes.
2056 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
2059 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2061 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
2062 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2063 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2065 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2067 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
2068 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2069 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2071 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2073 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
2075 2008-06-16 Ira Rosen <irar@il.ibm.com>
2077 PR tree-optimization/36493
2078 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
2079 the arguments list. Use VECTYPE to create vector pointer.
2080 (vectorizable_store): Fail if accesses through a pointer to vectype
2081 do not alias the original memory reference operands.
2082 Call vect_create_data_ref_ptr without the removed argument.
2083 (vectorizable_load): Likewise.
2084 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
2087 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
2090 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
2093 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2095 * config/mips/loongson2ef.md: New file.
2096 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
2097 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
2098 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
2099 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
2100 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
2102 (loongson2ef.md): New include.
2103 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
2104 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
2105 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
2106 (loongson_gt_<mode>, loongson_extract_halfword)
2107 (loongson_insert_halfword_0, loongson_insert_halfword_2)
2108 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
2109 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
2110 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
2111 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
2112 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
2113 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
2114 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
2115 (vec_interleave_low<mode>): Define type attribute.
2116 * config/mips/mips.c (mips_ls2): New static variable.
2117 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
2118 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
2119 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
2120 Implement target scheduling hooks.
2121 (mips_multipass_dfa_lookahead): Update to handle tuning for
2123 (mips_sched_init): Initialize data for Loongson scheduling.
2124 (mips_ls2_variable_issue): New static function.
2125 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
2127 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
2128 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
2129 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
2130 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
2131 Handle ST Loongson 2E/2F cores.
2132 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
2134 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2136 * omp-low.c (extract_omp_for_data): Fix comment typo.
2139 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2141 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
2142 FIXME note about gcc/config.guess.
2143 * doc/options.texi (Option file format): Remove non-ASCII bytes.
2144 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
2145 * doc/cppopts.texi: Likewise.
2146 * doc/extend.texi: Likewise.
2147 * doc/gcc.texi: Likewise.
2148 * doc/gccint.texi: Likewise.
2149 * doc/gcov.texi: Likewise.
2150 * doc/gty.texi: Likewise.
2151 * doc/hostconfig.texi: Likewise.
2152 * doc/install.texi: Likewise.
2153 * doc/invoke.texi: Likewise.
2154 * doc/loop.texi: Likewise.
2155 * doc/makefile.texi: Likewise.
2156 * doc/md.texi: Likewise.
2157 * doc/passes.texi: Likewise.
2158 * doc/tm.texi: Likewise.
2159 * doc/tree-ssa.texi: Likewise.
2160 * doc/trouble.texi: Likewise.
2162 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
2163 Nathan Sidwell <nathan@codesourcery.com>
2164 Maxim Kuvyrkov <maxim@codesourcery.com>
2165 Richard Sandiford <rdsandiford@googlemail.com>
2167 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
2168 * config/mips/mips-protos.h (mips_expand_vector_init): New.
2169 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
2171 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
2172 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
2173 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
2175 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
2176 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
2177 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
2178 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
2179 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
2180 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
2181 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
2182 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
2183 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
2184 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
2185 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
2186 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
2187 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
2188 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
2189 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
2190 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
2191 (mips_builtins): Add Loongson builtins.
2192 (mips_loongson_2ef_bdesc): New.
2193 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
2194 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
2195 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
2196 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
2198 (mips_expand_vector_init): New.
2199 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
2200 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
2202 * config/mips/mips.md: Add unspec numbers for Loongson
2203 builtins. Include loongson.md.
2204 (MOVE64): Include Loongson vector modes.
2205 (SPLITF): Include Loongson vector modes.
2206 (HALFMODE): Handle Loongson vector modes.
2207 * config/mips/loongson.md: New.
2208 * config/mips/loongson.h: New.
2209 * config.gcc: Add loongson.h header for mips*-*-* targets.
2210 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
2212 2008-06-14 Joseph Myers <joseph@codesourcery.com>
2214 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
2215 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
2216 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
2217 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
2218 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
2219 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
2220 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
2221 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
2222 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
2223 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
2224 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
2225 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
2226 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
2227 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
2228 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
2229 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
2230 Remove use_fixproto=yes.
2231 (ia64*-*-hpux*): Remove comment about using fixproto.
2232 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2234 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2236 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2238 * configure: Regenerate.
2240 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2243 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2244 before evaluating it.
2246 2008-06-13 Jakub Jelinek <jakub@redhat.com>
2249 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
2250 nested inline functions.
2251 (start_decl, start_function): Don't invert DECL_EXTERNAL
2252 for nested inline functions.
2254 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2256 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
2257 splits that must be made for correctness.
2259 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2261 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
2262 (AVAIL_NON_MIPS16): Likewise.
2263 (mips_builtin_description): Replace target_flags with a predicate.
2264 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
2265 (dspr2_32): New availability predicates.
2266 (MIPS_BUILTIN): New macro.
2267 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
2268 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
2269 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
2270 Replace the TARGET_FLAGS parameters with AVAIL parameters.
2271 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
2272 (mips_dsp_32only_bdesc): Merge into...
2273 (mips_builtins): ...this new array.
2274 (mips_bdesc_map, mips_bdesc_arrays): Delete.
2275 (mips_init_builtins): Update after above changes.
2276 (mips_expand_builtin_1): Merge into...
2277 (mips_expand_builtin): ...here and update after above changes.
2279 2008-06-12 Paul Brook <paul@codesourcery.com>
2281 * longlong.h (__arm__): Define count_leading_zeros.
2282 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
2283 (clzsi2, clzdi2): New functions.
2284 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
2285 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
2286 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
2287 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
2288 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
2289 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
2290 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
2291 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2292 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
2293 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2295 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
2297 * config/m68k/m68k.c (m68k_tune_flags): New.
2298 (override_options): Compute m68k_tune_flags.
2299 (MULL_COST, MULW_COST): Update for various variants of CFV2.
2300 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2302 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2305 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2307 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2309 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
2310 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2312 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2314 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
2315 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2317 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2320 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
2323 2008-06-12 Richard Guenther <rguenther@suse.de>
2325 PR tree-optimization/36345
2326 * tree-flow.h (struct ptr_info_def): Align escape_mask,
2327 add memory_tag_needed flag.
2328 (may_alias_p): Declare.
2329 * tree-ssa-alias.c (may_alias_p): Export.
2330 (set_initial_properties): Use memory_tag_needed flag.
2331 (update_reference_counts): Likewise.
2332 (reset_alias_info): Reset memory_tag_needed flag.
2333 (create_name_tags): Check memory_tag_needed flag.
2334 (dump_points_to_info_for): Dump it.
2335 * tree-ssa-structalias.c (struct variable_info): Remove
2336 directly_dereferenced flag.
2337 (new_var_info): Do not initialize it.
2338 (process_constraint_1): Do not set it.
2339 (update_alias_info): Set is_dereferenced flag.
2340 (set_uids_in_ptset): Use may_alias_p.
2341 (set_used_smts): Check memory_tag_needed flag.
2342 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2343 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2344 memory_tag_needed flag.
2345 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2348 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2350 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2351 red zone for w64 abi.
2352 (ix86_expand_prologue): Likewise.
2353 (ix86_force_to_memory): Likewise.
2354 (ix86_free_from_memory): Likewise.
2356 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2359 * config/rs6000/rs6000.c (rs6000_override_options): Set
2360 rs6000_isel conditionally to the absence of comand line override.
2361 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2362 Remove duplicate rs6000_isel setting.
2363 * config/rs6000/eabispe.h: Ditto.
2365 2008-06-11 Richard Guenther <rguenther@suse.de>
2367 * alias.c (get_alias_set): Use the element alias-set for arrays.
2368 (record_component_aliases): For arrays and vectors do nothing.
2369 * c-common.c (strict_aliasing_warning): Handle the cases
2370 of alias set zero explicitly.
2371 * Makefile.in (dfp.o-warn): Add -Wno-error.
2373 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2375 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
2377 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
2378 tune_32 tune_64 to supported_defaults. Allow values not
2379 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
2380 x86_64. Do not override cpu_32 or cpu_64 values from target name.
2381 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
2382 with_cpu_64 to generic for 64-bit-supporting configurations, not
2383 with_cpu. Remove FIXMEs.
2384 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
2385 --with-arch-64, --with-tune-32, --with-tune-64): Document.
2386 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
2387 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
2388 arch_32 and arch_64.
2390 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2391 Olivier Hainque <hainque@adacore.com>
2393 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
2394 Use DECL_SIZE_UNIT to retrieve the size of the field.
2396 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2398 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
2399 with function calls after declarations. Lay out
2400 neon_float_type_node before further use.
2402 2008-06-11 Richard Guenther <rguenther@suse.de>
2404 * tree-flow.h (may_point_to_global_var): Declare.
2405 * tree-ssa-alias.c (may_point_to_global_var): New function.
2406 * tree-ssa-sink.c (is_hidden_global_store): Use it.
2408 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
2410 * configure.ac: Teach that fido supports .debug_line.
2411 * configure: Regenerate.
2413 2008-06-10 Tom Tromey <tromey@redhat.com>
2415 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
2418 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2420 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
2421 (encode_decimal64, decode_decimal64, encode_decimal128,
2422 decode_decimal128): Reverse order of 32-bit parts of value if host
2423 and target endianness differ.
2425 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
2427 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
2428 Avoid division by 0.
2429 (tree_mod_pow2_value_transform): Likewise.
2430 (tree_ic_transform): Likewise.
2431 (tree_stringops_transform): Likewise.
2432 (tree_mod_subtract_transform): Likewise.
2433 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
2434 (copy_edges_for_bb): Likewise.
2435 (initialize_cfun): Likewise.
2437 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2439 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
2440 nonmemory_operand. Add "N" operand constraint.
2442 (*jcc_btdi_mask_rex64): New instruction and split pattern.
2443 (*jcc_btsi_mask): Ditto.
2444 (*jcc_btsi_mask_1): Ditto.
2446 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2448 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
2449 TYPE_CANONICAL for copied element type.
2451 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2454 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
2455 Add m_CORE2 and m_GENERIC.
2456 * config/i386/predicates.md (bt_comparison_operator): New predicate.
2457 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
2459 (*jcc_btdi_rex64): New instruction and split pattern.
2461 (*jcc_btsi_1): Ditto.
2462 (*btsq): Fix Intel asm dialect operand order.
2466 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
2469 * simplify-rtx.c (simplify_subreg): Add check for shift count
2472 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2474 * doc/md.texi: Synchronize with later constraints.md change.
2475 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2476 with a C implementation.
2477 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2479 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2480 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2481 when moving to and from MD_REGNUM.
2482 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2483 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2484 Handle byte and halfword moves.
2485 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2487 * config/mips/constraints.md (h): Turn into NO_REGS.
2488 (l, x): Update documentation.
2489 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2490 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2491 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2492 (HILO): New mode iterator.
2494 (any_div): New code iterator.
2495 (u): Extend code attribute to div and udiv.
2496 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2497 d_operand in the splitters. Remove redundant CONST_INT checks.
2498 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2499 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2500 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2501 accordingly, using normal moves instead of unspecs to move LO into
2502 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2503 (<u>mulsidi3): Handle expansion in C code.
2504 (<u>mulsidi3_32bit_internal): Rename to...
2505 (<u>mulsidi3_32bit): ...this.
2506 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2507 (*<u>mulsidi3_64bit): Rename to...
2508 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2509 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2510 to set LO and HI to the multiplication result. Use a normal move
2511 for MFLO and an unspec for MFHI.
2512 (*<u>mulsidi3_64bit_parts): Replace with...
2513 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2514 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2515 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2516 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2517 instead of HI. Split the instruction into a separate multiplication
2518 and MFHI if !TARGET_FIX_R4000.
2519 (<su>muldi3_highpart): Likewise.
2520 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2521 and the "=h" clobber.
2522 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2523 (<u>mulditi3): New expander.
2524 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2525 (madsi): Remove "=h" clobber.
2526 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2527 Force the modulus result to be a GPR and split the instruction into
2528 a division followed by an MFHI after reload.
2529 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2530 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2531 the MIPS16 HIGH define_split.
2532 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2533 of acc<->gpr moves to "multi".
2534 (*movdi_64bit): Replace the single "x" alternative with
2535 alternatives for moving into and out of "a".
2536 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2537 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2538 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2539 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2540 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2541 (movti): New expander.
2542 (*movti, *movti_mips16): New insns.
2543 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2544 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2545 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2546 * config/mips/predicates.md (fpr_operand): Delete.
2547 (d_operand): New predicate.
2549 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2551 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2552 failure on some Bourne shells.
2553 (x86_64-*-*): Ditto.
2555 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2557 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2559 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2561 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2562 (sparc-sun-solaris2*): Likewise.
2564 2008-06-09 Arnaud Charlet <charlet@adacore.com
2566 * doc/install.texi: Update requirements to build the Ada compiler.
2568 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2570 * df-scan.c (struct df_scan_problem_data): Remove the
2571 mw_link_pool alloc pool.
2572 (df_scan_free_internal): Don't free it.
2573 (df_scan_alloc): Don't allocate it.
2574 * df.h (struct df_link): Update comment.
2576 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2578 * except.h: Correct checks for when SJLJ exceptions must be used.
2580 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2582 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2585 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2587 PR tree-optimization/36218
2588 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2589 configure for the build system.
2590 (BUILD_LDFLAGS): Define.
2591 * configure: Regenerate.
2592 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2594 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2597 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2598 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2599 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2601 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2603 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2605 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2607 * config.gcc (Obsolete configurations): Remove list of
2609 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2610 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2611 targets matched by those patterns.
2612 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2613 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2614 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2615 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2616 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2617 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2618 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2619 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2620 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2621 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2622 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2623 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2624 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2625 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2626 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2627 Make code for Solaris 7 and greater unconditional for Solaris.
2628 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2629 Remove --with-* handling.
2630 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2631 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2632 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2633 LINK_OS_WINDISS_SPEC): Remove.
2634 * config/rs6000/sysv4.opt (mwindiss): Remove.
2635 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2636 * configure: Regenerate.
2637 * doc/cpp.texi: Don't mention BeOS.
2638 * doc/extend.texi (interrupt): Don't mention MS1.
2639 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2640 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2641 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2642 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2643 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2645 * doc/invoke.texi (MT Options): Remove.
2646 (-mwindiss): Remove.
2647 (CRIS Options): Remove cris-axis-aout references.
2648 (HPPA Options): Don't mention hppa1.1-*-pro.
2649 * doc/md.texi: (MorphoTech family): Remove.
2650 * libgcc2.c: Don't handle UWIN.
2651 * config/alpha/t-unicosmk: Remove.
2652 * config/alpha/unicosmk.h: Remove.
2653 * config/arm/kaos-arm.h: Remove.
2654 * config/arm/kaos-strongarm.h: Remove.
2655 * config/arm/strongarm-coff.h: Remove.
2656 * config/arm/strongarm-elf.h: Remove.
2657 * config/arm/strongarm-pe.h: Remove.
2658 * config/arm/t-strongarm-pe: Remove.
2659 * config/arm/t-xscale-coff: Remove.
2660 * config/arm/t-xscale-elf: Remove.
2661 * config/arm/xscale-coff.h: Remove.
2662 * config/arm/xscale-elf.h: Remove.
2663 * config/chorus.h: Remove.
2664 * config/cris/aout.h: Remove.
2665 * config/cris/aout.opt: Remove.
2666 * config/cris/t-aout: Remove.
2667 * config/i386/beos-elf.h: Remove.
2668 * config/i386/kaos-i386.h: Remove.
2669 * config/i386/ptx4-i.h: Remove.
2670 * config/i386/sco5.h: Remove.
2671 * config/i386/sco5.opt: Remove.
2672 * config/i386/sysv4-cpp.h: Remove.
2673 * config/i386/sysv5.h: Remove.
2674 * config/i386/t-beos: Remove.
2675 * config/i386/t-sco5: Remove.
2676 * config/i386/t-uwin: Remove.
2677 * config/i386/uwin.asm: Remove.
2678 * config/i386/uwin.h: Remove.
2679 * config/kaos.h: Remove.
2680 * config/mips/windiss.h: Remove.
2681 * config/mt: Remove directory.
2682 * config/pa/pa-osf.h: Remove.
2683 * config/pa/pa-pro-end.h: Remove.
2684 * config/pa/t-pro: Remove.
2685 * config/ptx4.h: Remove.
2686 * config/rs6000/beos.h: Remove.
2687 * config/rs6000/kaos-ppc.h: Remove.
2688 * config/rs6000/t-beos: Remove.
2689 * config/rs6000/windiss.h: Remove.
2690 * config/sh/kaos-sh.h: Remove.
2691 * config/sol2-6.h: Remove.
2692 * config/sparc/sol26-sld.h: Remove.
2693 * config/sparc/sysv4-only.h: Remove.
2694 * config/vax/bsd.h: Remove.
2695 * config/vax/t-memfuncs: Remove.
2696 * config/vax/ultrix.h: Remove.
2697 * config/vax/vaxv.h: Remove.
2698 * config/windiss.h: Remove.
2700 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2702 PR rtl-optimization/36438
2703 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2704 for vector shifts with constant scalar shift operands.
2706 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2708 * doc/invoke.texi: Document -march=xlr.
2709 * config/mips/xlr.md: New file.
2710 * config/mips/mips.md: Include it.
2712 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2713 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2714 (mips_rtx_cost_data): Likewise.
2716 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2718 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2719 PRE_INC and PRE_DEC cases.
2721 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2723 PR rtl-optimization/36419
2724 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2725 the emitting jump insn.
2728 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2729 is not bool, boolify the whole *expr_p and convert to the desired type.
2731 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2733 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2734 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2735 Add omp_private_outer_ref hook, add another argument to
2736 omp_clause_default_ctor hook.
2737 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2738 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2739 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2740 hook_tree_tree_tree_tree_null.
2741 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2742 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2743 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2744 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2745 * tree.def (OMP_TASK): New tree code.
2746 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2747 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2748 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2749 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2750 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2751 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2752 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2753 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2754 (OMP_DIRECTIVE_P): Add OMP_TASK.
2755 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2756 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2757 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2758 and OMP_CLAUSE_UNTIED entries.
2759 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2761 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2762 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2763 * tree-pretty-print.c (dump_omp_clause): Handle
2764 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2765 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2766 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2767 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2768 warning about unsigned iterators. Change decl/init/cond/incr
2769 arguments to TREE_VECs, check arguments for all collapsed loops.
2770 (c_finish_omp_taskwait): New function.
2771 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2773 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2774 default_function_array_conversion on init. Add par_clauses argument.
2775 If decl is present in parallel's lastprivate clause, change it to
2776 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2777 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2778 collapse count in clauses.
2779 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2780 c_parser_omp_for_loop callers.
2781 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2782 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2783 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2784 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2786 (c_parser_omp_clause_schedule): Handle schedule(auto).
2787 Include correct location in the error message.
2788 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2789 and PRAGMA_OMP_CLAUSE_UNTIED.
2790 (OMP_TASK_CLAUSE_MASK): Define.
2791 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2792 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2793 * tree-nested.c (convert_nonlocal_omp_clauses,
2794 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2795 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2796 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2797 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2799 (conver_nonlocal_reference, convert_local_reference,
2800 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2801 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2802 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2803 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2804 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2805 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2806 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2807 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2808 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2810 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2811 * c-common.h (c_finish_omp_taskwait): New prototype.
2812 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2813 * tree-parloops.c (create_parallel_loop): Create 1 entry
2814 vectors for OMP_FOR_{INIT,COND,INCR}.
2815 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2816 (make_edges): Handle OMP_TASK.
2817 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2818 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2819 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2820 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2821 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2822 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2823 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2824 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2825 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2826 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2827 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2828 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2829 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2830 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2831 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2832 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2833 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2834 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2835 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2836 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2837 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2838 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2839 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2840 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2841 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2842 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2843 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2844 original iterator is present in lastprivate clause or if
2845 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2846 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2847 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2848 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2849 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2850 if it is set, lookup var in outer contexts too. Handle
2851 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2852 to be implicitly determined firstprivate for task regions.
2853 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2854 if it is set, lookup var in outer contexts too. Set
2855 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2856 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2857 OMP_CLAUSE_UNTIED. Take region_type as last argument
2858 instead of in_parallel and in_combined_parallel.
2859 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2861 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2862 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2863 (new_omp_context): Set default_kind to
2864 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2865 (omp_region_type): New enum.
2866 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2867 fields, add region_type.
2868 (new_omp_context): Take region_type as argument instead of is_parallel
2869 and is_combined_parallel.
2870 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2871 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2872 ctx->is_combined_parallel checks.
2873 (gimplify_omp_task): New function.
2874 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2876 * omp-low.c (extract_omp_for_data): Use schedule(static)
2877 for schedule(auto). Handle pointer and unsigned iterators.
2878 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2879 Add loops argument. Extract data for collapsed OMP_FOR loops.
2880 (expand_parallel_call): Assert sched_kind isn't auto,
2881 map runtime schedule to index 3.
2882 (struct omp_for_data_loop): New type.
2883 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2884 Add loop, loops, collapse and iter_type fields.
2885 (workshare_safe_to_combine_p): Disallow combined for if
2886 iter_type is unsigned long long. Don't combine collapse > 1 loops
2887 unless all bounds and steps are constant. Adjust extract_omp_for_data
2889 (expand_omp_for_generic): Handle pointer, unsigned and long long
2890 iterators. Handle collapsed OMP_FOR loops. Adjust
2891 for struct omp_for_data changes. If libgomp function doesn't return
2892 boolean_type_node, add comparison of the return value with 0.
2893 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2894 pointer, unsigned and long long iterators. Adjust for struct
2895 omp_for_data changes.
2896 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2897 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2898 unsigned long long. Allocate loops array, pass it to
2899 extract_omp_for_data. For collapse > 1 loops use always
2900 expand_omp_for_generic.
2901 (omp_context): Add sfield_map and srecord_type fields.
2902 (is_task_ctx, lookup_sfield): New functions.
2903 (use_pointer_for_field): Use is_task_ctx helper. Change first
2904 argument's type from const_tree to tree. Clarify comment.
2905 In OMP_TASK disallow copy-in/out sharing.
2906 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2907 (install_var_field): Add mask argument. Populate both record_type
2908 and srecord_type if needed.
2909 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2911 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2912 and DECL_FIELD_OFFSET.
2913 (scan_sharing_clauses): Adjust install_var_field callers. For
2914 firstprivate clauses on explicit tasks allocate the var by value in
2915 record_type unconditionally, rather than by reference.
2916 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2917 Use is_taskreg_ctx instead of is_parallel_ctx.
2918 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2919 (create_omp_child_function_name): Add task_copy argument, use
2920 *_omp_cpyfn* names if it is true.
2921 (create_omp_child_function): Add task_copy argument, if true create
2922 *_omp_cpyfn* helper function.
2923 (scan_omp_parallel): Adjust create_omp_child_function callers.
2924 Rename parallel_nesting_level to taskreg_nesting_level.
2925 (scan_omp_task): New function.
2926 (lower_rec_input_clauses): Don't run constructors for firstprivate
2927 explicit task vars which are initialized by *_omp_cpyfn*.
2928 Pass outer var ref to omp_clause_default_ctor hook if
2929 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2930 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2931 OMP_CLAUSE_REDUCTION_INIT.
2932 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2933 avoid duplicate setting of fields. Handle
2934 OMP_CLAUSE_PRIVATE_OUTER_REF.
2935 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2936 copy-out if TREE_READONLY, only copy-in.
2937 (expand_task_copyfn): New function.
2938 (expand_task_call): New function.
2939 (struct omp_taskcopy_context): New type.
2940 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2942 (lower_omp_parallel): Rename to...
2943 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2944 Call create_task_copyfn if srecord_type is needed. Adjust
2946 (task_shared_vars): New variable.
2947 (check_omp_nesting_restrictions): Warn if work-sharing,
2948 barrier, master or ordered region is closely nested inside OMP_TASK.
2949 Add warnings for barrier if closely nested inside of work-sharing,
2950 ordered, or master region.
2951 (scan_omp_1): Call check_omp_nesting_restrictions even for
2952 GOMP_barrier calls. Rename parallel_nesting_level to
2953 taskreg_nesting_level. Handle OMP_TASK.
2954 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2955 work-sharing construct, continue looking for them on parent parallel
2957 (lower_omp_for_lastprivate): Add lastprivate clauses
2958 to the beginning of dlist rather than end. Adjust for struct
2959 omp_for_data changes.
2960 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2961 not after it. Handle collapsed OMP_FOR loops, adjust for
2962 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2963 (get_ws_args_for): Adjust extract_omp_for_data caller.
2964 (scan_omp_for): Handle collapsed OMP_FOR
2965 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2966 (lower_omp_single_simple): If libgomp function doesn't return
2967 boolean_type_node, add comparison of the return value with 0.
2968 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2969 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2970 (parallel_nesting_level): Rename to...
2971 (taskreg_nesting_level): ... this.
2972 (is_taskreg_ctx): New function.
2973 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2975 (execute_lower_omp): Rename parallel_nesting_level to
2976 taskreg_nesting_level.
2977 (expand_omp_parallel): Rename to...
2978 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2979 Call omp_task_call for OMP_TASK regions.
2980 (expand_omp): Adjust caller, handle OMP_TASK.
2981 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2983 * bitmap.c (bitmap_default_obstack_depth): New variable.
2984 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2985 if argument is NULL and bitmap_default_obstack is already initialized.
2986 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2988 * matrix-reorg.c (matrix_reorg): Likewise.
2990 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2992 * config/i386/i386.md (*indirect_jump): Macroize using P
2993 mode iterator. Remove !TARGET_64BIT from insn constraints.
2994 (*tablejump_1): Ditto.
2995 (*indirect_jump_rex64): Remove insn pattern.
2996 (*tablejump_1_rex64): Ditto.
2997 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2998 and eh_return_si insn patterns.
3000 2008-06-06 Richard Guenther <rguenther@suse.de>
3002 * tree-ssa-structalias.c (merge_smts_into): Remove.
3003 (find_what_p_points_to): Do not bother to compute the
3004 points-to set for pt_anything pointers.
3005 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
3006 for pt_anything pointers is ok.
3008 2008-06-06 Jan Hubicka <jh@suse.cz>
3010 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
3012 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3014 * cgraph.c: Fix typos in comments.
3015 (cgraph_availability_names): Fix string typo.
3016 * fold-const.c: Fix typos in comments.
3017 (fold_binary): Fix typo in warning.
3018 * genautomata.c: Fix typos in comments.
3019 (check_presence_pattern_sets): Fix typo in local variable.
3020 (output_description): Fix typo in output.
3021 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
3022 * hwint.h: Likewise.
3023 * matrix-reorg.c (check_allocation_function): Likewise.
3024 * omega.c (smooth_weird_equations): Likewise.
3025 * auto-inc-dec.c: Fix typos in comments.
3026 * bb-reorder.c: Likewise.
3027 * builtins.c: Likewise.
3028 * c-common.c: Likewise.
3029 * c-cppbuiltin.c: Likewise.
3030 * c-parser.c: Likewise.
3031 * c-pretty-print.c: Likewise.
3032 * cfgcleanup.c: Likewise.
3033 * cfgexpand.c: Likewise.
3034 * cfghooks.c: Likewise.
3035 * cfglayout.c: Likewise.
3036 * cfgloopmanip.c: Likewise.
3037 * cgraphunit.c: Likewise.
3038 * coverage.c: Likewise.
3039 * dbxout.c: Likewise.
3040 * df-byte-scan.c: Likewise.
3041 * df-core.c: Likewise.
3042 * df-problems.c: Likewise.
3043 * df-scan.c: Likewise.
3045 * dominance.c: Likewise.
3046 * domwalk.c: Likewise.
3048 * dwarf2out.c: Likewise.
3049 * emit-rtl.c: Likewise.
3050 * et-forest.c: Likewise.
3051 * function.c: Likewise.
3052 * function.h: Likewise.
3054 * gcov-io.c: Likewise.
3057 * genattrtab.c: Likewise.
3058 * ggc-page.c: Likewise.
3059 * gimplify.c: Likewise.
3060 * gthr-lynx.h: Likewise.
3061 * haifa-sched.c: Likewise.
3062 * ipa-cp.c: Likewise.
3063 * ipa-inline.c: Likewise.
3064 * ipa-prop.h: Likewise.
3065 * ipa-pure-const.c: Likewise.
3066 * ipa-struct-reorg.c: Likewise.
3067 * ipa-struct-reorg.h: Likewise.
3068 * ipa-type-escape.c: Likewise.
3070 * loop-doloop.c: Likewise.
3071 * mips-tfile.c: Likewise.
3072 * mkmap-flat.awk: Likewise.
3073 * mkmap-symver.awk: Likewise.
3074 * modulo-sched.c: Likewise.
3075 * omp-low.c: Likewise.
3076 * optabs.c: Likewise.
3077 * optabs.h: Likewise.
3079 * passes.c: Likewise.
3080 * postreload-gcse.c: Likewise.
3081 * postreload.c: Likewise.
3082 * predict.c: Likewise.
3083 * pretty-print.h: Likewise.
3084 * profile.c: Likewise.
3085 * protoize.c: Likewise.
3086 * ra-conflict.c: Likewise.
3088 * recog.c: Likewise.
3089 * regclass.c: Likewise.
3091 * reload.c: Likewise.
3092 * rtl-error.c: Likewise.
3093 * rtlanal.c: Likewise.
3095 * sched-rgn.c: Likewise.
3098 * target.h: Likewise.
3099 * tree-dfa.c: Likewise.
3100 * tree-eh.c: Likewise.
3101 * tree-flow-inline.h: Likewise.
3102 * tree-inline.c: Likewise.
3103 * tree-into-ssa.c: Likewise.
3104 * tree-loop-distribution.c: Likewise.
3105 * tree-nested.c: Likewise.
3106 * tree-parloops.c: Likewise.
3107 * tree-pass.h: Likewise.
3108 * tree-pretty-print.c: Likewise.
3109 * tree-profile.c: Likewise.
3110 * tree-scalar-evolution.c: Likewise.
3111 * tree-sra.c: Likewise.
3112 * tree-ssa-alias-warnings.c: Likewise.
3113 * tree-ssa-ccp.c: Likewise.
3114 * tree-ssa-coalesce.c: Likewise.
3115 * tree-ssa-dom.c: Likewise.
3116 * tree-ssa-dse.c: Likewise.
3117 * tree-ssa-forwprop.c: Likewise.
3118 * tree-ssa-live.c: Likewise.
3119 * tree-ssa-live.h: Likewise.
3120 * tree-ssa-loop-im.c: Likewise.
3121 * tree-ssa-loop-ivopts.c: Likewise.
3122 * tree-ssa-loop-niter.c: Likewise.
3123 * tree-ssa-loop-prefetch.c: Likewise.
3124 * tree-ssa-phiopt.c: Likewise.
3125 * tree-ssa-phiprop.c: Likewise.
3126 * tree-ssa-sccvn.c: Likewise.
3127 * tree-ssa-ter.c: Likewise.
3128 * tree-ssa-threadupdate.c: Likewise.
3129 * tree-ssa.c: Likewise.
3130 * tree-vect-analyze.c: Likewise.
3131 * tree-vect-transform.c: Likewise.
3132 * tree-vectorizer.c: Likewise.
3133 * tree-vn.c: Likewise.
3134 * tree-vrp.c: Likewise.
3136 * tree.def: Likewise.
3138 * unwind-dw2-fde.c: Likewise.
3139 * unwind.inc: Likewise.
3140 * value-prof.c: Likewise.
3141 * vmsdbgout.c: Likewise.
3143 2008-06-05 David Edelsohn <edelsohn@gnu.org>
3145 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
3146 always place FP constants in the TOC for TARGET_POWERPC64.
3147 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
3149 2008-06-05 Joseph Myers <joseph@codesourcery.com>
3151 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
3152 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
3153 enable for TARGET_E500_DOUBLE.
3154 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
3155 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
3156 floating-point modes like integer modes for E500 double.
3157 (rs6000_legitimate_offset_address_p): Likewise.
3158 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
3159 addressing for DDmode for E500 double.
3160 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
3161 modes as using 64-bits of registers for E500 double.
3162 (spe_build_register_parallel): Do not handle DDmode or TDmode.
3163 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
3164 specially for E500 double.
3165 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
3166 TDmode for E500 double.
3167 (rs6000_gimplify_va_arg): Only handle SDmode in registers
3168 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
3169 (rs6000_split_multireg_move): Do not handle TDmode specially for
3171 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
3172 using 64-bit registers for E500 double.
3173 (emit_frame_save): Do not handle DDmode specially for E500 double.
3174 (gen_frame_mem_offset): Likewise.
3175 (rs6000_function_value): Do not call spe_build_register_parallel
3176 for DDmode or TDmode.
3177 (rs6000_libcall_value): Likewise.
3178 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
3179 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
3182 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
3184 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
3187 2008-06-04 Junjie Gu <jgu@tensilica.com>
3189 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
3190 comparison for frame pointers.
3192 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3195 * config/avr/avr.h (PUSH_ROUNDING): Remove.
3197 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3200 * builtins.c (expand_builtin_signbit): Don't take lowpart when
3201 register is already smaller or equal to required mode.
3203 2008-06-04 Xinliang David Li <davidxl@google.com>
3205 * tree-call-cdce.c: New file.
3206 (cond_dead_built_in_calls): New static variable.
3207 (input_domain): New struct.
3208 (check_pow): New function.
3209 (check_builtin_call): Ditto.
3210 (check_target_format): Ditto.
3211 (is_call_dce_candidate): Ditto.
3212 (gen_one_condition): Ditto.
3213 (gen_conditions_for_domain): Ditto.
3214 (get_domain): Ditto.
3215 (gen_conditions_for_pow_cst_base): Ditto.
3216 (gen_conditions_for_pow_int_base): Ditto.
3217 (gen_conditions_for_pow): Ditto.
3218 (get_no_error_domain): Ditto.
3219 (gen_shrink_wrap_conditions): Ditto.
3220 (shrink_wrap_one_built_in_call): Ditto.
3221 (shink_wrap_conditional_dead_built_in_calls): Ditto.
3222 (tree_call_cdce): Ditto.
3223 (gate_call_cdce): Ditto.
3224 (pass_call_cdce): New gimple pass.
3225 * passes.c: (init_optimization_passes): New pass.
3226 * tree-pass.h: New pass declaration.
3227 * opts.c (decode_options): New flag setting.
3228 * common.opt: Add -ftree-builtin-call-dce flag.
3229 * Makefile.in: Add new source file.
3230 * tempvar.def: New tv_id.
3231 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
3233 2008-06-04 Richard Guenther <rguenther@suse.de>
3235 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3236 (is_call_clobbered): Always check var_ann->call_clobbered.
3237 (mark_call_clobbered): Always set var_ann->call_clobbered.
3238 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3239 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3240 (reset_alias_info): Clear call clobbering info on MTAGs and
3242 (set_pt_anything): Set pt_global_mem.
3243 (create_tag_raw): Adjust comment.
3244 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3246 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3247 Maxim Kuvyrkov <maxim@codesourcery.com>
3249 * config/m68k/m68k.opt (mxgot): New option.
3250 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
3251 (m68k_output_addr_const_extra): New.
3252 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
3253 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
3254 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
3255 * doc/invoke.texi (M680x0 Options): Document -mxgot.
3257 2008-06-04 Richard Guenther <rguenther@suse.de>
3259 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
3260 negative or non-representable offsets.
3262 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3264 * config/i386/i386.c (ix86_gen_leave): New.
3265 (ix86_gen_pop1): Likewise.
3266 (ix86_gen_add3): Likewise.
3267 (ix86_gen_sub3): Likewise.
3268 (ix86_gen_sub3_carry): Likewise.
3269 (ix86_gen_one_cmpl2): Likewise.
3270 (ix86_gen_monitor): Likewise.
3271 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
3272 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
3273 ix86_gen_one_cmpl2 and ix86_gen_monitor.
3274 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
3275 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
3276 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
3277 (ix86_expand_epilogue): Updated.
3278 (print_operand): Handle integer register operand for 'z'.
3279 (ix86_expand_strlensi_unroll_1): Likewise.
3280 (ix86_expand_strlen): Likewise.
3281 (ix86_expand_builtin): Likewise.
3282 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
3283 mov{q}/mov{l} and add{q}/add{l}.
3285 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3287 * config/i386/i386.md (P): New mode iterator.
3288 (SFmode push_operand splitter): Macroize DImode and SImode pushes
3289 using P mode iterator.
3290 (DFmode push_operand splitter): Ditto.
3291 (XFmode push_operand splitter): Ditto.
3292 (DFmode float_extend SFmode push_operand splitter): Ditto.
3293 (XFmode float_extend SFmode push_operand splitter): Do not generate
3294 SImode pushes for 64bit target. Macroize Dimode and SImode
3295 pushes using P mode iterator.
3296 (XFmode float_extend DFmode push_operand splitter): Ditto.
3298 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3300 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
3301 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
3302 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
3304 (ix86_call_abi_override): Remove check for call_used_regs.
3306 2008-06-03 Richard Guenther <rguenther@suse.de>
3308 * tree-ssa-structalias.c (find_func_aliases): Add constraints
3309 for the lhs of calls if the return type contains pointers.
3311 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3313 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
3314 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
3315 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
3316 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
3317 of cfun and DEFAULT_ABI to deceide abi mode.
3319 (REG_PARM_STACK_SPACE): Removed.
3320 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
3321 (STACK_BOUNDARY): Use default target to deceide stack boundary.
3322 * config/i386/i386-protos.h (ix86_cfun_abi): New.
3323 (ix86_function_abi): Likewise.
3324 (ix86_function_type_abi): Likewise.
3325 (ix86_call_abi_override): Likewise.
3326 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
3327 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
3328 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
3329 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
3331 (X86_64_REGPARM_MAX): New.
3332 (X86_64_SSE_REGPARM_MAX): New.
3333 (X64_REGPARM_MAX): New.
3334 (X64_SSE_REGPARM_MAX): New.
3335 (X86_32_REGPARM_MAX): New.
3336 (X86_32_SSE_REGPARM_MAX): New.
3337 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3338 (ix86_function_regparm): Handle user calling abi.
3339 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3340 by DEFAULT_ABI versus SYSV_ABI check.
3341 (ix86_reg_parm_stack_space): New.
3342 (ix86_function_type_abi): New.
3343 (ix86_call_abi_override): New.
3344 (ix86_function_abi): New.
3345 (ix86_cfun_abi): New.
3346 (init_cumulative_args): Call abi specific initialization.
3347 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3348 (function_arg_64): Extend SSE_REGPARM_MAX check.
3349 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3350 (ix86_pass_by_reference): Likewise.
3351 (ix86_function_value_regno_p): Likewise.
3352 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3353 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3354 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3355 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3356 (setup_incoming_varargs_64): Adjust regparm for call abi.
3357 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3358 (ix86_va_start): Likewise.
3359 (ix86_gimplify_va_arg): Likewise.
3360 (ix86_expand_prologue): Likewise.
3361 (output_pic_addr_const): Likewise.
3362 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3363 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
3364 (x86_output_mi_thunk): Likewise.
3365 (x86_function_profiler): Likewise.
3366 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
3367 (SYSV_ABI, MS_ABI): New constants.
3369 (init_regs): Add prototype of function in regclass.c file.
3370 (OVERRIDE_ABI_FORMAT): New.
3371 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
3372 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
3373 (OUTGOING_REG_PARM_STACK_SPACE): New.
3374 (ix86_reg_parm_stack_space): New prototype.
3375 (CUMULATIVE_ARGS): Add call_abi member.
3376 (machine_function): Add call_abi member.
3377 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
3378 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
3380 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
3383 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
3384 (avr_builtin_setjmp_frame_value): New function.
3385 * config/avr/avr.md (nonlocal_goto_receiver): Define.
3386 (nonlocal_goto): Define.
3388 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
3390 * config/mips/mips.c (mips_emit_loadgp): Return early if
3391 there is nothing do to, otherwise emit a blockage if
3392 !TARGET_EXPLICIT_RELOCS || crtl->profile.
3393 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
3395 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3397 * configure.ac: Drop unneeded backslash ending up in config.in.
3398 * acinclude.m4: Likewise.
3399 * config.in: Regenerate.
3401 2008-05-26 Jan Hubicka <jh@suse.cz>
3403 * predict.c (maybe_hot_frequency_p): Break out of...
3404 (maybe_hot_bb_p): ... here.
3405 (maybe_hot_edge_p): New.
3406 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
3407 * basic-block.h (maybe_hot_edge_p): Declare.
3409 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3411 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
3412 (*cmpfp_<mode>_cc): Ditto.
3413 (*fp_jcc_8<mode>_387): Ditto.
3414 (*fop_<MODEF:mode>_2_i387): Ditto.
3415 (*fop_<MODEF:mode>_3_i387): Ditto.
3416 (*fop_xf_2_i387): Ditto.
3417 (*fop_xf_3_i387): Ditto.
3419 2008-06-02 Tomas Bily <tbily@suse.cz>
3421 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
3423 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3425 * config/mips/mips.c (mips_valid_offset_p): New function.
3426 (mips_valid_lo_sum_p): Likewise.
3427 (mips_classify_address): Use them.
3428 (mips_force_address): New function.
3429 (mips_legitimize_address): Use it.
3430 * config/mips/mips.md (MOVE128): New mode iterator.
3431 (movtf): Require TARGET_64BIT. Remove empty strings.
3432 (*movtf_internal): Rename to...
3433 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
3434 of "R" and use {,fp}{load,store} attributes instead of "multi".
3435 Use a separate define_split.
3436 (*movtf_mips16): New pattern.
3438 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3440 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
3441 * config/mips/mips.c (mips_expand_before_return): New function.
3442 (mips_expand_epilogue): Call it.
3443 * config/mips/mips.md (return): Turn into a define_expand.
3444 (*return): New insn.
3446 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3448 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
3449 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
3450 functions. Do not emit uses and clobbers of CONCATs; individually
3451 use and clobber their operands.
3452 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
3453 gen_clobber, emit_use and gen_use.
3454 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
3455 (expand_builtin_return): Likewise.
3456 * cfgbuild.c (count_basic_blocks): Likewise.
3457 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3458 * explow.c (emit_stack_restore): Likewise.
3459 * expmed.c (extract_bit_field_1): Likewise.
3460 * expr.c (convert_move, emit_move_complex_parts): Likewise.
3461 (emit_move_multi_word, store_constructor): Likewise.
3462 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
3463 (thread_prologue_and_epilogue_insns): Likewise.
3464 * lower-subreg.c (resolve_simple_move): Likewise.
3465 * optabs.c (widen_operand, expand_binop): Likewise.
3466 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
3467 * reload.c (find_reloads): Likewise.
3468 * reload1.c (eliminate_regs_in_insn): Likewise.
3469 * stmt.c (expand_nl_goto_receiver): Likewise.
3470 * config/alpha/alpha.md (builtin_longjmp): Likewise.
3471 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3472 * config/arm/arm.c (arm_load_pic_register): Likewise.
3473 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3474 * config/arm/arm.md (untyped_return): Likewise.
3475 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3476 * config/avr/avr.c (expand_prologue): Likewise.
3477 * config/bfin/bfin.c (do_unlink): Likewise.
3478 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3479 * config/cris/cris.c (cris_expand_prologue): Likewise.
3480 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3481 (machopic_legitimize_pic_address): Likewise.
3482 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3483 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3484 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3485 (ix86_expand_convert_uns_didf_sse): Likewise.
3486 (ix86_expand_vector_init_general): Likewise.
3487 * config/ia64/ia64.md (eh_epilogue): Likewise.
3488 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3489 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3490 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3491 (config/iq2000/iq2000.c): Likewise.
3492 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3493 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3494 (builtin_longjmp): Likewise.
3495 * config/mn10300/mn10300.md (call, call_value): Likewise.
3496 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3497 * config/pdp11/pdp11.md (abshi2): Likewise.
3498 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3499 * config/s390/s390.c (s390_emit_prologue): Likewise.
3500 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3501 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3502 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3503 * config/sh/sh.c (prepare_move_operands): Likewise.
3504 (output_stack_adjust, sh_expand_epilogue): Likewise.
3505 (sh_set_return_address, sh_expand_t_scc): Likewise.
3506 * config/sparc/sparc.c (load_pic_register): Likewise.
3507 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3508 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3509 * config/v850/v850.c (expand_epilogue): Likewise.
3511 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3513 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3514 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3515 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3516 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3517 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3518 stack pointer register.
3519 (output_movhi): Remove code for interrupt specific writing to the
3520 stack pointer register.
3522 2008-05-31 Richard Guenther <rguenther@suse.de>
3524 PR tree-optimization/34244
3525 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3526 (tree_expr_nonzero_warnv_p): Likewise.
3527 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3528 ssa_name_nonnegative_p.
3529 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3530 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3531 not tree_expr_nonzero_warnv_p.
3533 PR tree-optimization/36262
3535 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3537 PR tree-optimization/34244
3538 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3539 (record_numbers_of_iterations): New function.
3540 (execute_vrp): Cache the numbers of iterations of loops.
3541 * tree-scalar-evolution.c (scev_reset_except_niters):
3543 (scev_reset): Use scev_reset_except_niters.
3544 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3546 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3548 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3549 __WORKAROUND_RETS when appropriate.
3551 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3553 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3554 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3556 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3557 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3558 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3559 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3560 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3561 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3562 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3563 *fop_df_1_sse insn patterns using MODEF mode iterator.
3564 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3565 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3566 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3567 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3568 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3569 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3570 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3571 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3572 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3573 (*fop_xf_5_i387): Ditto.
3574 (*fop_xf_6_i387): Ditto.
3576 2008-05-30 Richard Guenther <rguenther@suse.de>
3578 * builtins.c (build_string_literal): Avoid generating
3579 a non-gimple_val result.
3581 2008-05-30 DJ Delorie <dj@redhat.com>
3583 * exec-tool.in: Use an environment variable (private) instead of a
3584 file (shared) as a semaphore, so as to not break parallel builds.
3586 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3588 * optabs.c (maybe_encapsulate_block): Remove.
3589 (emit_libcall_block): Adjust accordingly.
3590 * optabs.h (maybe_encapsulate_block): Remove prototype.
3592 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3593 Don't use maybe_encapsulate_block.
3595 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3597 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3598 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3599 rtx is a SYMBOL_REF before calling get_pool_constant.
3601 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3603 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3605 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3607 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3608 rather than OS names to choose INO_T_EQ definition.
3609 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3610 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3612 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3615 * config/darwin-f.c: New.
3616 * config/t-darwin: Added rule to build darwin-f.o.
3617 * config.gcc: Defined new variable, fortran_target_objs.
3618 (*-*-darwin*): Set fortran_target_objs.
3619 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3620 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3621 * configure: Regenerated.
3623 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3626 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3627 canonical type if needed.
3629 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3631 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3633 2008-05-29 Richard Guenther <rguenther@suse.de>
3635 PR tree-optimization/36343
3636 PR tree-optimization/36346
3637 PR tree-optimization/36347
3638 * tree-flow.h (clobber_what_p_points_to): Declare.
3639 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3640 pointed-to variable is dereferenced is irrelevant to whether
3641 the pointer can access the pointed-to variable.
3642 (clobber_what_p_points_to): New function.
3643 * tree-ssa-alias.c (set_initial_properties): Use it.
3644 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3645 call clobber check for NMTs.
3647 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3649 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
3650 for printing gcov_type.
3652 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3654 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
3655 and the eh region information.
3656 * value-prof.c (gimple_move_stmt_histograms): New function.
3657 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
3659 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
3661 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
3663 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3665 * value-prof.c (tree_ic_transform): Print counts.
3666 * tree-profile.c (tree_gen_ic_func_profiler):
3667 Clear __gcov_indreict_call_callee variable to avoid misattribution
3670 2008-05-28 Rafael Espindola <espindola@google.com>
3672 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3675 2008-05-28 Richard Guenther <rguenther@suse.de>
3677 PR tree-optimization/36339
3678 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3679 and clobbering code out of the loop.
3681 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3683 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3686 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3687 s390_contiguous_bitmask_p, s390_symref_operand_p,
3688 s390_check_symref_alignment, s390_reload_larl_operand,
3689 s390_reload_symref_address): New functions.
3690 (s390_branch_condition_mnemonic): Support compare and branch
3692 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3693 and 'W' constraints.
3694 (s390_secondary_reload): Add secondary reloads for unaligned
3695 symbol refs or symbol refs to floating point or QI/TI mode
3697 (legitimate_address_p): Accept symbol references as addresses.
3698 (s390_expand_insv): Use rotate and insert selected bits
3699 instruction for insv when building for z10.
3700 (print_operand_address): Handle symbol ref addresses.
3701 (print_operand): Output modifier 'c' added for signed byte values.
3702 (s390_encode_section_info): Mark symbol refs with
3703 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3705 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3706 (length attribute): RRF, RRR have 4 byte length.
3707 (FPALL, INTALL): New mode iterators added.
3708 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3709 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3710 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3711 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3712 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3713 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3714 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3715 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3717 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3718 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3719 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3720 reload<INTALL:mode><P:mode>_toreg_z10,
3721 reload<FPALL:mode><P:mode>_tomem_z10,
3722 reload<FPALL:mode><P:mode>_toreg_z10,
3723 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3724 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3725 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3726 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3728 (movmem, clrmem, cmpmem): New splitters added.
3730 * config/s390/predicates.md (larl_operand): Use
3731 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3732 SYMBOL_REF_ALIGN1_P.
3733 (s390_signed_integer_comparison,
3734 s390_unsigned_integer_comparison): New predicates.
3736 * config/s390/s390-protos.h (s390_check_symref_alignment,
3737 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3738 s390_reload_symref_address,
3739 s390_compare_and_branch_condition_mask): Prototypes added.
3741 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3742 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3743 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3745 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3747 * config/s390/s390.c (z10_cost): New cost function for z10.
3748 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3749 (s390_issue_rate): Adjust issue rate for z10.
3750 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3751 (processor_flags): Add PF_Z10.
3752 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3753 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3754 * gcc/config.gcc: Add z10.
3756 2008-05-28 Richard Guenther <rguenther@suse.de>
3758 PR tree-optimization/36291
3759 * tree-flow. h (struct gimple_df): Remove var_anns member.
3760 * tree-flow-inline.h (gimple_var_anns): Remove.
3761 (var_ann): Simplify.
3762 * tree-dfa.c (create_var_ann): Simplify.
3763 (remove_referenced_var): Clear alias info from var_anns of globals.
3764 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3765 (delete_tree_ssa): Clear alias info from var_anns of globals.
3766 Do not free var_anns.
3767 (var_ann_eq): Remove.
3768 (var_ann_hash): Likewise.
3770 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3772 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3773 and loongson2f entries.
3774 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3775 * config/mips/mips.h (processor_type): Add Loongson-2E
3776 and Loongson-2F entries.
3777 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3778 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3779 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3780 * doc/invoke.texi (MIPS Options): Document loongson2e
3781 and loongson2f processor names.
3783 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3787 * config/i386/i386.c (ix86_function_arg_boundary): Use
3788 alignment of canonical type.
3789 (ix86_expand_vector_move): Check unaligned memory access for
3792 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3794 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3795 Moved to the front of file.
3797 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3798 H.J. Lu <hongjiu.lu@intel.com>
3800 * dwarf2out.c (current_fde): New.
3802 (lookup_cfa:): Likewise.
3803 (dwarf2out_end_epilogue): Likewise.
3804 (dwarf2out_note_section_used): Likewise.
3806 2008-05-27 Michael Matz <matz@suse.de>
3809 * c.opt (Wenum-compare): New warning option.
3810 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3812 2008-05-27 Michael Matz <matz@suse.de>
3815 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3817 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3818 into memory as tail calls.
3820 2008-05-27 Richard Guenther <rguenther@suse.de>
3822 PR tree-optimization/36339
3823 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3824 pointers cause all addressable variables to be call clobbered.
3826 2008-05-27 Richard Guenther <rguenther@suse.de>
3828 PR tree-optimization/36245
3829 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3831 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3833 * config/s390/s390.md: Replace all occurences of the 'm'
3834 constraint with 'RT'.
3836 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3838 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3840 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3842 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3843 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3844 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3846 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3848 * reload.c: (find_reloads): Skip alternatives according to the
3849 "enabled" attribute. Constify the constraint variable.
3850 * recog.c (get_attr_enabled): Add default implementation.
3851 (extract_insn): Set the alternative_enabled_p array
3852 in the recog_data struct.
3853 (preprocess_constraints, constrain_operands): Skip
3854 alternatives according to the "enabled" attribute
3855 * recog.h (struct recog_data): New field alternative_enabled_p.
3856 (skip_alternative): New inline function.
3857 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3858 (record_reg_classes): Skip alternative according to the
3859 "enabled" attribute.
3861 * doc/md.texi: Add documention for the "enabled" attribute.
3863 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3865 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3866 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3867 constraint with TARGET_MEM_CONSTRAINT.
3868 * recog.c (asm_operand_ok, preprocess_constraints,
3869 constrain_operands): Likewise.
3870 * regclass.c (record_reg_classes): Likewise.
3871 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3872 * reload1.c (maybe_fix_stack_asms): Likewise.
3873 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3874 * recog.h: Adjust comment.
3875 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3876 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3877 * doc/md.texi: Add a note to description of 'm' constraint.
3878 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3880 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3882 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3883 that the bitfield is of integral type before testing its precision.
3885 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3886 Sa Liu <saliu@de.ibm.com>
3888 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3889 __modti3, __udivti3, __umodti3 and __udivmodti4.
3890 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3891 that implement TImode mul and div functions.
3892 * config/spu/multi3.c: New. Implement __multi3.
3893 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3894 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3897 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3899 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3900 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3901 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3902 tls_sysv_suffix): New mode and mode attribute iterators.
3903 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3904 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3905 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3906 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3907 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3910 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3912 PR tree-optimization/36329
3913 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3914 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3915 * cgraphbuild.c (initialize_inline_failed): Use the latter
3916 macro in lieu of the former.
3917 * ipa-inline.c (cgraph_mark_inline): Likewise.
3918 (cgraph_decide_inlining_of_small_function): Likewise.
3919 (cgraph_decide_inlining): Likewise.
3920 (cgraph_decide_inlining_incrementally): Likewise.
3922 2008-05-26 Tristan Gingold <gingold@adacore.com>
3923 Anatoly Sokolov <aesok@post.ru>
3925 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3926 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3927 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3928 optimization for 'avr6' architecture.
3930 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3933 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3935 2008-05-26 Richard Guenther <rguenther@suse.de>
3937 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3938 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3940 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3943 * caller-save.c (insert_restore): Verify alignment of spill space.
3944 (insert_save): Likewise.
3945 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3946 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3947 (STACK_SLOT_ALIGNMENT): Likewise.
3948 * function.c (LOCAL_ALIGNMENT): Removed.
3949 (get_stack_local_alignment): New.
3950 (assign_stack_local): Use it. Set alignment on stack slot.
3951 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3952 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3953 (STACK_SLOT_ALIGNMENT): New.
3954 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3955 stack slot in XFmode.
3957 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3959 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3962 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3963 argument operand in rax isn't removed.
3965 2008-05-26 Richard Guenther <rguenther@suse.de>
3968 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3969 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3971 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3974 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3976 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3978 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3979 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3981 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3983 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3984 build a trampoline if we don't want one.
3985 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3986 return zero for nested functions if we don't want a trampoline.
3988 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3990 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3992 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3995 * c.opt: Removed undocumented option '-lang-fortran'.
3996 * c-common.h: Removed global variable 'lang_fortran'.
3997 * c-opts.c (c_common_handle_option): Removed code to handle
3998 option '-lang-fortran'. Updated includes.
3999 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
4000 definition of '__GFORTRAN__'.
4001 (define__GNUC__): Reimplemented to use BASEVER and
4002 cpp_define_formatted.
4003 (builtin_define_with_value_n): Removed.
4004 * c-incpath.h: Renamed to ...
4005 * incpath.h: ... this.
4006 * c-incpath.c: Renamed to ...
4007 * incpath.c: ... this. Updated includes.
4008 * fix-header.c: Updated includes.
4009 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
4010 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
4011 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
4013 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4015 * tree.h: Update the table of flags used on tree nodes.
4016 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
4017 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
4018 (FORCED_LABEL): Add access check.
4019 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
4020 (ASM_INPUT_P): Likewise.
4021 (ASM_VOLATILE_P): Likewise.
4022 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
4023 (OMP_SECTION_LAST): Access private_flag directly.
4024 (OMP_RETURN_NOWAIT): Likewise.
4025 (OMP_PARALLEL_COMBINED): Likewise.
4026 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
4027 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
4028 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
4029 deprecated_flag directly.
4031 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
4033 * final.c (frame_pointer_needed): Removed.
4034 * flags.h (frame_pointer_needed): Likewise.
4036 * function.h (rtl_data): Add frame_pointer_needed.
4037 (frame_pointer_needed): New.
4039 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
4041 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
4043 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
4045 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
4048 2008-05-25 Alan Modra <amodra@bigpond.net.au>
4050 * c-common.c (strip_array_types): Move function to..
4052 (get_inner_array_type): Delete.
4053 * c-common.h (strip_array_types): Move declaration to..
4055 (get_inner_array_type): Delete.
4056 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
4057 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
4058 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
4059 * config/pa/pa.c (emit_move_sequence): Likewise.
4061 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
4063 * config/i386/i386.md (*sse_prologue_save_insn): Set length
4066 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
4068 * function.c: Include target hook for nonlocal_goto frame value.
4070 2008-05-24 Richard Guenther <rguenther@suse.de>
4072 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
4073 variable can be only accessed through a pointer or a union.
4075 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4077 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
4078 * doc/extend.texi: Likewise.
4080 2008-05-23 DJ Delorie <dj@redhat.com>
4082 * config/m32c/jump.md (untyped_call): Add.
4084 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
4086 (m32c_address_cost): Detail costs for indirect offsets.
4088 2008-05-23 Rafael Espindola <espindola@google.com>
4090 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
4091 if a node is a SUBREG.
4092 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
4095 2008-05-23 Paul Brook <paul@codesourcery.com>
4096 Carlos O'Donell <carlos@codesourcery.com>
4098 * doc/extend.texi: Clarify use of __attribute__((naked)).
4099 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4100 * target.h (gcc_target): Add allocate_stack_slots_for_args.
4101 * function.c (use_register_for_decl): Use
4102 targetm.calls.allocate_stack_slots_for_args.
4103 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4104 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
4105 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
4107 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
4109 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
4111 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
4113 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
4114 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
4115 is only rounded once.
4117 2008-05-23 Richard Guenther <rguenther@suse.de>
4119 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
4121 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
4122 Jakub Jelinek <jakub@redhat.com>
4125 * configure.ac: Handle --enable-cld.
4126 * configure: Regenerated.
4127 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
4128 * config/i386/i386.h (struct machine_function): Add needs_cld field.
4129 (ix86_current_function_needs_cld): New define.
4130 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
4131 (cld): New isns pattern.
4132 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
4133 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
4134 * config/i386/i386.opt (mcld): New option.
4135 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
4136 TARGET_CLD and ix86_current_function_needs_cld.
4137 (override_options): Use -mcld by default for 32-bit code if
4140 * doc/install.texi (Options specification): Document --enable-cld.
4141 * doc/invoke.texi (Machine Dependent Options)
4142 [i386 and x86-64 Options]: Add -mcld option.
4143 (Intel 386 and AMD x86-64 Options): Document -mcld option.
4145 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
4146 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
4147 (return_in_memory_64): Likewise.
4148 (return_in_memory_ms_64): Likewise.
4150 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4152 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
4153 * builtins.c (fold_builtin_fpclassify): New.
4154 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
4155 * builtins.def (BUILT_IN_FPCLASSIFY): New.
4156 * c-common.c (handle_type_generic_attribute): Adjust to accept
4157 fixed arguments before an elipsis.
4158 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
4159 * doc/extend.texi: Document __builtin_fpclassify.
4161 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
4163 * omp-low.c (gate_expand_omp_ssa): Remove.
4164 (pass_expand_omp_ssa): Remove.
4165 (gate_expand_omp): Do not check for flag_openmp_ssa.
4166 * common.opt (-fopenmp-ssa): Remove.
4167 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
4169 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
4171 * config/sh/sh.opt (mfixed-range): New option.
4172 * config/sh/sh-protos.h (sh_fix_range): Declare.
4173 * config/sh/sh.c (sh_fix_range): New function.
4174 * config/sh/sh.h (sh_fixed_range_str): Declare.
4175 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
4177 * doc/invoke.texi (SH Options): Document -mfixed-range.
4179 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
4181 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
4182 it before the redeclaration.
4184 2008-05-22 Anatoly Sokolov <aesok@post.ru>
4186 * config/avr/avr.c (get_sequence_length): Add new function.
4187 (expand_prologue, expand_epilogue): Remove duplicate code.
4189 2008-05-22 Rafael Espindola <espindola@google.com>
4191 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
4194 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
4196 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
4197 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
4199 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
4200 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
4201 (vect_update_misalignment_for_peel): Likewise.
4202 (vector_alignment_reachable_p): Likewise.
4203 * tree-vect-transform.c (vectorizable_load): Likewise.
4204 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4205 (get_vectype_for_scalar_type): Pass mode of scalar_type
4206 to UNITS_PER_SIMD_WORD.
4208 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
4209 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
4210 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4211 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4212 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4214 2008-05-22 Ira Rosen <irar@il.ibm.com>
4216 PR tree-optimization/36293
4217 * tree-vect-transform.c (vect_transform_strided_load): Don't check
4218 if the first load must be skipped because of a gap.
4220 2008-05-22 Richard Guenther <rguenther@suse.de>
4222 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
4223 more cases of offset disambiguation that is possible if
4224 strict-aliasing rules apply.
4225 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
4226 for basic offset and type-based disambiguation.
4228 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4230 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
4231 ix86_expand_vector_set on V16QImode for SSE4.1.
4233 2008-05-21 Tom Tromey <tromey@redhat.com>
4235 * c.opt (Wimport): Mark as undocumented.
4236 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4238 (Warning Options): Likewise.
4239 * doc/cppopts.texi: Don't mention -Wimport.
4241 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4243 PR tree-optimization/36287
4244 PR tree-optimization/36286
4245 * lambda-code.c (build_access_matrix): Do not use the loop->num
4246 for computing the number of induction variables: use the loop depth
4249 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
4252 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
4253 option -f(no-)leading-underscore.
4255 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4257 * config/i386/i386.c (ix86_expand_vector_init_general): Use
4258 GET_MODE_NUNITS (mode).
4260 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
4262 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4263 (-mmulhw): Add 464 to description.
4264 (-mdlmzb): Likewise.
4265 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
4266 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
4268 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
4269 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
4270 * config/rs6000/rs6000.md: Update comments for 464.
4272 2008-05-21 Janis Johnson <janis187@us.ibm.com>
4274 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
4276 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4278 * config/i386/sse.md (vec_extractv4sf): Removed.
4279 (vec_extractv2df): Likewise.
4280 (vec_extractv2di): Likewise.
4281 (vec_extractv4si): Likewise.
4282 (vec_extractv8hi): Likewise.
4283 (vec_extractv16qi): Likewise.
4284 (vec_extract<mode>): New.
4286 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4288 * config/i386/sse.md (vec_setv4sf): Removed.
4289 (vec_setv2df): Likewise.
4290 (vec_setv2di): Likewise.
4291 (vec_setv4si): Likewise.
4292 (vec_setv8hi): Likewise.
4293 (vec_setv16qi): Likewise.
4294 (vec_set<mode>): New.
4296 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4298 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
4299 goto for vec_concat and vec_interleave.
4301 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4303 * config/i386/sse.md (vec_initv4sf): Removed.
4304 (vec_initv2df): Likewise.
4305 (vec_initv2di): Likewise.
4306 (vec_initv4si): Likewise.
4307 (vec_initv8hi): Likewise.
4308 (vec_initv16qi): Likewise.
4309 (vec_init<mode>): New.
4311 2008-05-21 Joseph Myers <joseph@codesourcery.com>
4313 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
4315 2008-05-21 Tom Tromey <tromey@redhat.com>
4317 * ggc-zone.c (lookup_page_table_if_allocated): New function.
4318 (zone_find_object_offset): Likewise.
4319 (gt_ggc_m_S): Likewise.
4320 (highest_bit): Likewise.
4321 * ggc-page.c (gt_ggc_m_S): New function.
4322 * stringpool.c (string_stack): Remove.
4323 (init_stringpool): Update.
4324 (ggc_alloc_string): Use ggc_alloc.
4325 (maybe_delete_ident): New function.
4326 (ggc_purge_stringpool): Likewise.
4327 (gt_ggc_m_S): Remove.
4328 * ggc-common.c (ggc_protect_identifiers): New global.
4329 (ggc_mark_roots): Call ggc_purge_stringpool. Use
4330 ggc_protect_identifiers.
4331 * ggc.h (ggc_protect_identifiers): Declare.
4332 (gt_ggc_m_S): Update.
4333 (ggc_purge_stringpool): Declare.
4334 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
4335 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
4337 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4339 2008-05-21 David S. Miller <davem@davemloft.net>
4341 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4344 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4346 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4349 2008-05-20 David Daney <ddaney@avtrex.com>
4351 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4352 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4353 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4354 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4355 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4356 (atomic_hiqi_op): New define_code_iterator.
4357 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4358 mips_expand_compare_and_swap_12.
4359 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4360 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4361 (sync_<optab><mode>, sync_old_<optab><mode>,
4362 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4363 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
4364 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
4365 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
4366 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
4367 (test_and_set_12): New insn.
4368 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
4369 sync_new_<optab><mode>, sync_old_nand<mode>,
4370 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
4371 clobber to operand 0 for SI and DI mode insns.
4372 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
4373 mips_gen_fn_4): New typedefs.
4374 (mips_gen_fn_ptrs): Define new union type.
4375 (mips_expand_compare_and_swap_12): Remove declaration.
4376 (mips_expand_atomic_qihi): Declare function.
4377 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
4378 (mips_expand_atomic_qihi): ... this. Use new generator function
4380 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
4381 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
4382 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
4383 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
4384 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
4385 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
4386 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
4387 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
4388 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
4389 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
4392 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
4394 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
4397 2008-05-20 Anatoly Sokolov <aesok@post.ru>
4399 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
4400 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
4401 (avr_attribute_table): Add 'OS_main' function attribute.
4402 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
4403 functions with 'OS_main' attribute.
4405 2008-05-20 Richard Guenther <rguenther@suse.de>
4407 PR tree-optimization/35204
4408 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
4409 helper, split out from ...
4410 (DFS): ... here. Make the DFS walk non-recursive.
4412 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4413 Jan Sjodin <jan.sjodin@amd.com>
4415 PR tree-optimization/36181
4416 * tree-parloops.c (loop_has_vector_phi_nodes): New.
4417 (parallelize_loops): Don't parallelize when the loop has vector
4420 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4421 Sebastian Pop <sebastian.pop@amd.com>
4423 * tree-loop-linear.c (gather_interchange_stats): Look in the access
4424 matrix, and never look at the tree representation of the memory
4426 (linear_transform_loops): Computes parameters and access matrices.
4427 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
4429 (access_matrix_get_index_for_parameter): New.
4430 * tree-data-ref.h (struct access_matrix): New.
4431 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
4432 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
4433 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
4434 am_vector_index_for_loop): New.
4435 (struct data_reference): Add field access_matrix.
4436 (DR_ACCESS_MATRIX): New.
4437 (compute_data_dependences_for_loop): Update declaration.
4438 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
4439 * lambda.h (lambda_vector_vec_p): Declared.
4440 * lambda-code.c: Depend on pointer-set.h.
4441 (lambda_collect_parameters_from_af, lambda_collect_parameters,
4442 av_for_af_base, av_for_af, build_access_matrix,
4443 lambda_compute_access_matrices): New.
4444 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
4446 2008-05-20 Joseph Myers <joseph@codesourcery.com>
4448 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
4451 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4452 Sebastian Pop <sebastian.pop@amd.com>
4454 PR tree-optimization/36206
4455 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
4457 (instantiate_scev_1): Rename flags to fold_conversions.
4458 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
4459 outeside instantiation_loop.
4460 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
4461 (evolution_function_is_affine_or_constant_p): Removed.
4462 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
4464 (analyze_siv_subscript): Pass in the loop nest number.
4465 Call evolution_function_is_affine_in_loop instead of
4466 evolution_function_is_affine_p.
4467 (analyze_overlapping_iterations): Pass in the loop nest number.
4469 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4470 Sebastian Pop <sebastian.pop@amd.com>
4472 PR tree-optimization/36206
4473 * tree-chrec.h (chrec_fold_op): New.
4474 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4477 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4479 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4481 (remove_duplicates): Do not set inode on non-inode systems.
4484 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4486 * config.gcc (tm_file): Update comments about relative pathnames.
4488 2008-05-20 Richard Guenther <rguenther@suse.de>
4490 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4491 * tree-ssa-sccvn.c (process_scc): Likewise.
4492 * tree-ssa-sink.c (execute_sink_code): Likewise.
4493 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4494 * tree-vrp.c (process_assert_insertions): Likewise.
4495 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4496 (perform_tree_ssa_dce): Likewise.
4497 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4498 (dump_dominator_optimization_stats): Likewise.
4499 * tree-vectorizer.c (vectorize_loops): Likewise.
4501 2008-05-20 Richard Guenther <rguenther@suse.de>
4503 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4505 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4507 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4508 (ix86_i386elf_return_in_memory): Likewise.
4509 (ix86_i386interix_return_in_memory): Likewise.
4510 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4511 (SUBTARGET_RETURN_IN_MEMORY): New.
4512 * config/i386/i386elf.h: Likewise.
4513 * config/i386/ptx4-i.h: Likewise.
4514 * config/i386/sol2-10.h: Likewise.
4515 * config/i386/sysv4.h: Likewise.
4516 * config/i386/vx-common.h: Likewise.
4517 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4518 * config/i386/i386.c (ix86_return_in_memory): Made static and
4519 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4520 (ix86_i386elf_return_in_memory): Removed.
4521 (ix86_i386interix_return_in_memory): Removed.
4522 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4523 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4525 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4527 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4529 2008-05-19 Xinliang David Li <davidxl@google.com>
4531 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4533 * common.opt: Ditto.
4534 * doc/invoke.texi: Ditto.
4536 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4538 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4539 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4541 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4543 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4544 sizes of operand array from 8/4 to 4/2.
4545 (ix86_expand_vector_init_general): Change size of operand array
4546 from 32 to 16. Remove op0, op1 and half_mode.
4548 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4550 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4551 (ix86_expand_vector_init_interleave): Likewise.
4552 (ix86_expand_vector_init_general): Use them. Assert
4553 word_mode == SImode when n_words == 4.
4555 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4557 * config/i386/i386.c (ix86_secondary_reload): New static function.
4558 (TARGET_SECONDARY_RELOAD): New define.
4559 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4560 * config/i386/i386.md (reload_outqi): Remove.
4562 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4565 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4566 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4567 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4568 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4569 (fold_builtin_1): Likewise.
4570 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4571 c-common.c (check_builtin_function_arguments): Handle
4572 BUILT_IN_ISINF_SIGN.
4573 * doc/extend.texi: Document __builtin_isinf_sign.
4574 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4576 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4578 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4579 EH cleanup at the end of the pass, search for those that have been
4580 turned into forwarder blocks and do the cleanup on their successor.
4582 2008-05-18 Richard Guenther <rguenther@suse.de>
4584 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4585 pointers to sizetype and vice versa.
4587 2008-05-18 Xinliang David Li <davidxl@google.com>
4589 * gcc/tree-ssa-dce.c: Coding style fix.
4590 (check_pow): Documentation comment.
4591 (check_log): Documenation comment. Coding style fix.
4592 (is_unnecessary_except_errno_call): Ditto.
4593 (gen_conditions_for_pow): Ditto.
4594 (gen_conditions_for_log): Ditto.
4595 (gen_shrink_wrap_conditions): Ditto.
4596 (shrink_wrap_one_built_in_calls): Ditto.
4597 * gcc/doc/invoke.texi: Better documentation string.
4598 * ChangeLog: Fix wrong change log entries from
4599 May 17 checkin on function call DCE.
4601 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4603 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4605 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4607 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4608 * df-problems.c (simulation routines): Fixed block comment to
4609 properly say how to add forwards scanning functions.
4611 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4613 * tree-inline.c (setup_one_parameter): Remove dead code.
4615 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4617 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4618 a BIT_AND_EXPR only for an INTEGER_TYPE.
4620 2008-05-17 Xinliang David Li <davidxl@google.com>
4622 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4623 (check_pow, check_log, is_unnecessary_except_errno_call): New
4624 functions to check for eliminating math functions that are pure
4625 except for setting errno.
4626 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4627 general condition expressions for shrink-wrapping pow/log calls.
4628 (gen_shrink_wrap_conditions): Ditto.
4629 (shrink_wrap_one_built_in_call): Ditto.
4630 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4631 (mark_operand_necessary): If debugging, output if OP is necessary.
4632 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4634 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4636 * gcc/common.opt: New user flag -ftree-builtin-dce.
4637 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4639 2008-05-16 David S. Miller <davem@davemloft.net>
4641 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4642 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4644 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
4647 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
4649 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4651 * ifcvt.c (dead_or_predicable): Rename
4652 df_simulate_one_insn_backwards to df_simulate_one_insn.
4653 * recog.c (peephole2_optimize): Ditto.
4654 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
4656 * df.h: Rename df_simulate_one_insn_backwards to
4657 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
4658 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
4659 scanning of defs and uses.
4660 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
4661 (df_simulate_one_insn_forwards): Removed.
4663 2008-05-16 Doug Kwan <dougkwan@google.com>
4665 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
4667 (real_from_string): Handle NaNs and Inf as approriate.
4669 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4671 * doc/gty.texi (Source Files Containing Type Information): Note
4672 that headers should appear first in the gtfiles list.
4674 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4676 * tree.def (COND_EXEC): Properly documented this code.
4678 2008-05-16 Diego Novillo <dnovillo@google.com>
4680 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4681 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4684 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4686 * tree-ssa-dse (max_stmt_uid): Removed.
4687 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4688 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4689 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4690 * function.h (cfun.last_stmt_uid): New field.
4691 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4692 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4694 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4695 (create_stmt_ann): Initialize the ann->uid field.
4696 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4698 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4700 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4702 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4703 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4704 (init_empty_tree_cfg): Call it.
4706 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4708 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4711 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4713 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4714 * tree-dump.c (dump_options): New verbose option.
4715 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4717 * tree-pass.h (TDF_VERBOSE): New dump flag.
4718 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4719 (tree-flow.h): Added include.
4720 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4722 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4724 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4726 From Jie Zhang <jie.zhang@analog.com>
4727 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4728 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4729 mcpu=bf561-none and mcpu=bf561-0.2.
4730 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4731 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4732 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4733 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4734 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4735 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4736 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4738 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4739 (cputype_selected): Remove.
4740 (bfin_handle_option): Don't use cputype_selected.
4741 (override_options): When no mcpu option, enable all workarounds.
4742 Don't use bfin_workarounds.
4743 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4745 (DEFAULT_CPU_TYPE): Don't define.
4747 2008-05-16 Richard Guenther <rguenther@suse.de>
4749 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4750 on deletion of the last stmt.
4752 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4754 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4755 V8HImode for SSE2 and V16QImode for SSE4.1.
4757 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4759 * cgraph.h (compute_inline_parameters): Made public.
4760 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4761 variable_generate_summary, function_write_summary,
4762 variable_write_summary, variable_read_summary. Added generate_summary,
4763 write_summary, read_summary.
4764 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4765 pass_ipa_inline.function_generate_summary, to
4766 compute_inline_parameters.
4767 * ipa-inline.c (compute_inline_parameters): Made public and added
4769 (compute_inline_parameters_for_current): New function.
4770 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4771 (inline_generate_summary): Removed parameter and made to loop over
4773 (pass_ipa_inline): Updated for new IPA_PASS structure.
4774 * passes.c (execute_ipa_summary_passes): Now is called once per
4775 pass rather than once per node*pass.
4777 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4779 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4780 avr_have_mul_p, avr_asm_only_p): Remove variables.
4781 (avr_override_options): Remove initialization of removed variables.
4782 (avr_file_start): Convert removed variables to fields of
4783 'struct base_arch_s *avr_current_arch'.
4784 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4785 (AVR_HAVE_MUL): (Ditto.).
4786 (AVR_HAVE_MOVW): (Ditto.).
4787 (AVR_HAVE_LPMX): (Ditto.).
4788 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4789 avr_asm_only_p): Remove declaration.
4791 2008-05-15 Diego Novillo <dnovillo@google.com>
4793 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4794 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4796 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4799 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4800 Don't call record_truncated_value from here.
4801 (record_truncated_value): Turn it into a for_each_rtx callback.
4802 (record_truncated_values): New function.
4803 (combine_instructions): Call note_uses with record_truncated_values.
4804 Change name of check_conversion to check_promoted_subreg.
4806 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4808 * doc/sourcebuild.texi: Document support for torture tests.
4810 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4812 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4813 to alternative 4 of operand 2.
4815 2008-05-15 Richard Guenther <rguenther@suse.de>
4817 * tree-pass.h (current_pass): Declare.
4818 (get_pass_for_id): Likewise.
4819 * passes.c (passes_by_id, passes_by_id_size): New globals.
4820 (set_pass_for_id): New function.
4821 (get_pass_for_id): Likewise.
4822 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4823 (execute_function_todo): Flush per function statistics.
4824 * toplev.c (compile_file): Init statistics.
4825 (general_init): Do early statistics initialization.
4826 (finalize): Finish statistics.
4827 * statistics.h (statistics_early_init): Declare.
4828 (statistics_init): Likewise.
4829 (statistics_fini): Likewise.
4830 (statistics_fini_pass): Likewise.
4831 (statistics_counter_event): Likewise.
4832 (statistics_histogram_event): Likewise.
4833 * statistics.c: New file.
4834 * Makefile.in (OBJS-common): Add statistics.o.
4835 (statistics.o): Add dependencies.
4836 * doc/invoke.texi (-fdump-statistics): Document.
4838 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4840 (execute_pre): Use statistics_counter_event.
4841 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4842 (substitute_and_fold): Increment it. Use statistics_counter_event.
4844 2008-05-15 Diego Novillo <dnovillo@google.com>
4846 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4848 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4849 * tree-ssa-alias.c (new_type_alias): Remove references to
4850 sub-variables from comment.
4851 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4853 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4855 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4856 attribute to 1 only for insertps alternative.
4858 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4860 * config/bfin/bfin.md (loadbytes): New pattern.
4861 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4862 (bfin_init_builtins): Initialize it.
4863 (bdesc_1arg): Add it.
4865 2008-05-15 Sa Liu <saliu@de.ibm.com>
4867 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4868 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4869 * testsuite/lib/target-supports.exp: Add
4870 check_effective_target_fortran_integer_16.
4872 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4874 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4875 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4876 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4877 (TARGET_RETURN_IN_MEMORY): Define.
4879 2008-05-15 Richard Guenther <rguenther@suse.de>
4882 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4883 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4884 represent unmodifiable vars.
4886 2008-05-15 Richard Guenther <rguenther@suse.de>
4888 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4889 INDIRECT_REF and TARGET_MEM_REF.
4890 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4893 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4894 H.J. Lu <hongjiu.lu@intel.com>
4896 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4897 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4898 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4899 insn alternatives. Add missing alternatives.
4900 (*vec_concatv2di_rex64_sse4_1): Likewise.
4901 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4902 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4905 2008-05-15 Richard Guenther <rguenther@suse.de>
4907 PR tree-optimization/36009
4908 PR tree-optimization/36204
4909 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4910 (determine_invariantness_stmt): Record the loop a store is
4912 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4915 2008-05-15 Richard Guenther <rguenther@suse.de>
4917 PR tree-optimization/34330
4918 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4919 through the pointer will alias the SMT.
4921 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4923 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4925 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4927 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4929 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4930 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4932 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4933 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4934 (vashl_optab): New optab for vector/vector shifts.
4935 (vashr_optab): Ditto.
4936 (vlshr_optab): Ditto.
4937 (vrotl_optab): Ditto.
4938 (vrotr_optab): Ditto.
4939 (optab_subtype): New enum for optab_for_tree_code call.
4940 (optab_for_tree_code): Add enum optab_subtype argument.
4942 * optabs.c (optab_for_tree_code): Take an additional argument to
4943 distinguish between a vector shift by a scalar and vector shift by
4944 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4945 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4946 vector shift by a vector.
4947 (expand_widen_pattern_expr): Pass additional argument to
4948 optab_for_tree_code.
4950 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4951 vrotl_optab, vrotr_optab.
4953 * expr.c (expand_expr_real_1): Update calls to
4954 optab_for_tree_code to distinguish between vector shifted by a
4955 scalar and vector shifted by a vector.
4956 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4957 (supportable_narrowing_operation): Ditto.
4958 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4959 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4960 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4961 (vect_create_epilog_for_reduction): Ditto.
4962 (vectorizable_reduction): Ditto.
4963 (vectorizable_operation): Ditto.
4964 (vect_strided_store_supported): Ditto.
4965 (vect_strided_load_supported): Ditto.
4966 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4967 * expmed.c (expand_shift): Ditto.
4969 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4971 (ashr@var{m}3): Ditto.
4972 (vashl@var{m}3): Document new vector/vector shift standard name.
4973 (vashr@var{m}3): Ditto.
4974 (vlshr@var{m}3): Ditto.
4975 (vrotl@var{m}3): Ditto.
4976 (vrotr@var{m}3): Ditto.
4978 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4979 (PPERM_INVERT): Ditto.
4980 (PPERM_REVERSE): Ditto.
4981 (PPERM_REV_INV): Ditto.
4982 (PPERM_ZERO): Ditto.
4983 (PPERM_ONES): Ditto.
4984 (PPERM_SIGN): Ditto.
4985 (PPERM_INV_SIGN): Ditto.
4986 (PPERM_SRC1): Ditto.
4987 (PPERM_SRC2): Ditto.
4989 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4990 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4991 allows a memory operand to be the value being added, and split it
4992 to improve vectorization.
4993 (sse5_pmacsdqh_mem): Ditto.
4994 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4995 (sse5_mulv2div2di3_high): Ditto.
4996 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4997 (vec_pack_trunc_v4si): Ditto.
4998 (vec_pack_trunc_v2di): Ditto.
4999 (sse5_pcmov_<mode>): Remove code that tried to use use
5000 andps/andnps instead of pcmov.
5001 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
5002 pmacsdqh instructions.
5003 (vec_widen_smult_lo_v4si): Ditto.
5005 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
5006 (PPERM_INVERT): Ditto.
5007 (PPERM_REVERSE): Ditto.
5008 (PPERM_REV_INV): Ditto.
5009 (PPERM_ZERO): Ditto.
5010 (PPERM_ONES): Ditto.
5011 (PPERM_SIGN): Ditto.
5012 (PPERM_INV_SIGN): Ditto.
5013 (PPERM_SRC1): Ditto.
5014 (PPERM_SRC2): Ditto.
5015 (ix86_expand_sse_movcc): Move the SSE5 test after the if
5017 (ix86_expand_int_vcond): If SSE5 generate all possible integer
5019 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
5020 says ignore whether the last reference is a memory operand.
5022 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5023 Paolo Bonzini <bonzini at gnu dot org>
5025 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
5028 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
5029 (vlshr<mode>3): Rename from vlshr<mode>3.
5030 (vashr<mode>3): Rename from vashr<mode>3.
5031 (mulv4sf3): Change the names of vector shift patterns.
5035 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
5038 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
5063 * config/spu/spu.md (v): New iterator macro to add v for vector types.
5064 (floatunssidf2_internal): Change vector/vector shift names.
5065 (floatunsdidf2_internal): Ditto.
5072 (vashl<mode>3): Rename from ashl<mode>3.
5073 (vashr<mode>3): Rename from ashr<mode>3.
5074 (vlshr<mode>3): Rename from lshr<mode>3.
5075 (vrotl<mode>3): Rename from rotl<mode>3.
5077 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5080 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
5081 multiply gives the wrong value when doing widening multiplies.
5082 (vec_widen_smult_lo_v4si): Ditto.
5084 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5086 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
5087 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
5088 emit_library_call_value.
5089 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
5090 * tree.h (ECF_LIBCALL_BLOCK): Removed.
5091 * calls.c (initialize_argument_information, precompute_arguments,
5092 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
5093 (precompute_arguments): Removed flags parameter.
5094 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
5096 2008-05-14 Richard Guenther <rguenther@suse.de>
5098 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
5099 Make sure to register the store if the use is a PHI_NODE.
5101 2008-05-14 Olivier Hainque <hainque@adacore.com>
5103 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
5104 memory if the component is to be referenced in BLKmode according
5105 to get_inner_reference.
5107 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
5109 * calls.c (emit_library_call_value_1): Restore code clearing
5110 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
5112 2008-05-14 Olivier Hainque <hainque@adacore.com>
5113 Nicolas Roche <roche@adacore.com>
5115 * configure.ac: Add support for a "gcc_subdir" variable in
5116 config-lang.in, to denote a subdirectory where the language/GCC
5117 integration files are to be found.
5118 * configure: Regenerate.
5120 2008-05-14 Ira Rosen <irar@il.ibm.com>
5122 PR tree-optimization/36098
5123 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
5124 value for the first load in the group in case of a gap.
5125 (vect_build_slp_tree): Check that there are no gaps in loads.
5127 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5129 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
5130 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
5131 expand_copysign_bit, ): Change call to emit_no_conflict_block to
5132 emit_insn and remove unneeded code to construct extra args.
5133 (emit_no_conflict_block): Removed.
5134 * optabls.h: (emit_no_conflict_block): Removed.
5135 * cse.c (cse_extended_basic_block): Remove search for
5136 REG_NO_CONFLICT note.
5137 * global.c: Removed incorrect comment added in revision 117.
5138 * expr.c (convert_move): Change call to emit_no_conflict_block to
5140 * recog.c: Change comments so that they do not mention
5142 * local_alloc.c (combine_regs): Removed last parameter.
5143 (no_conflict_p): Removed.
5144 (block_alloc): Removed note, no_conflict_combined_regno and set
5145 local vars. Removed all code to process REG_NO_CONFLICT blocks.
5146 (combine_regs): Removed already_dead and code to look for
5147 REG_NO_CONFLICT notes.
5148 * lower_subreg (remove_retval_note): Removed code to look for
5149 REG_NO_CONFLICT block.
5150 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
5151 (resolve_clobber): Remove code to process libcalls that have
5152 REG_NO_CONFLICT notes.
5153 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
5155 * combine.c (can_combine_p, distribute_notes): Removed
5156 REG_NO_CONFLICT case.
5157 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
5159 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
5160 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
5162 * reg-notes.def (NO_CONFLICT): Removed.
5164 2008-05-14 David S. Miller <davem@davemloft.net>
5166 * config/sparc/sparc.c (sparc_profile_hook): If
5167 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
5168 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
5169 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5171 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
5173 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
5175 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
5178 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
5179 and op1 expansion before vector concat to have less live pseudos.
5181 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
5183 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5184 ix86_expand_vector_set if supported.
5186 2008-05-13 Diego Novillo <dnovillo@google.com>
5187 Kenneth Zadeck <zadeck@naturalbridge.com>
5189 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
5191 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
5192 phinodes_print_statistics, init_ssanames, fini_ssanames,
5193 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
5194 release_ssa_name, release_defs, replace_ssa_name_symbol,
5195 ssanames_print_statistics): Move ...
5196 * tree-flow.h: ... here.
5197 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
5198 Use FN instead of cfun.
5199 (make_ssa_name_fn): Rename from make_ssa_name.
5200 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
5201 * tree-flow-inline.h (make_ssa_name): Move from
5202 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
5203 * omp-low.c (expand_omp_parallel):
5204 * tree-flow-inline.h (redirect_edge_var_map_result):
5205 * tree-ssa.c (init_tree_ssa): Add argument FN.
5206 Use it instead of cfun. Update all users.
5208 2008-05-13 Tom Tromey <tromey@redhat.com>
5210 PR preprocessor/22168:
5211 * doc/cpp.texi (Top): Update menu.
5212 (Alternatives to Wrapper #ifndef): New node.
5213 (Other Directives): Document deprecation.
5214 (Obsolete Features): Remove menu.
5215 (Assertions): Merge node into Obsolete Features.
5216 (Obsolete once-only headers): Move earlier; rename to Alternatives
5218 * doc/cppopts.texi: Update.
5219 * c.opt (Wdeprecated): Enable for C and ObjC.
5220 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
5221 (C++ Dialect Options): Move -Wno-deprecated from here to...
5222 (Warning Options): ... here.
5224 2008-05-13 Richard Guenther <rguenther@suse.de>
5227 * fold-const.c (fold_sign_changed_comparison): Do not allow
5228 changes in pointer-ness.
5230 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5233 * config/sh/sh.c (sh_expand_prologue): Don't clear
5234 RTX_FRAME_RELATED_P for push insns.
5236 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5238 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5240 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5242 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5243 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5244 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5246 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
5248 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
5249 (*vec_concatv4sf_sse): This.
5250 (*sse2_concatv2si): Renamed to ...
5251 (*vec_concatv2si_sse2): This.
5252 (*sse1_concatv2si): Renamed to ...
5253 (*vec_concatv2si_sse): This.
5254 (*vec_concatv2di_rex): Renamed to ...
5255 (*vec_concatv2di_rex64): This.
5256 (*vec_concatv2si_sse4_1): New.
5257 (*vec_concatv2di_rex64_sse4_1): Likewise.
5259 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
5261 PR rtl-optimization/36111
5262 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
5263 that was created for swappable operands.
5265 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
5268 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5269 * configure.ac: Add call to ACX_PROG_GNAT.
5271 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
5273 * optc-gen.awk: Fix comment typo.
5275 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5277 * pretty-print.c (pp_integer_with_precision): Use
5278 HOST_LONG_LONG_FORMAT.
5280 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
5282 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
5284 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
5286 * config/i386/i386.c (bdesc_ptest): Removed.
5287 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
5288 (bdesc_args): Add __builtin_ia32_ptestz128,
5289 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
5290 (ix86_init_mmx_sse_builtins): Updated.
5291 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
5292 (ix86_expand_builtin): Updated.
5294 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
5296 * tree-cfg.c (valid_fixed_convert_types_p): New function.
5297 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
5299 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
5301 * value-prof.c (interesting_stringop_to_profile): Do not
5302 return early for BUILT_IN_MEMPCPY.
5304 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
5306 * calls.c (expand_call): Don't use callgraph to increase
5307 preferred_stack_boundary.
5309 * cgraph.h (cgraph_rtl_info): Use unsigned on
5310 preferred_incoming_stack_boundary.
5312 * final.c (rest_of_clean_state): Use unsigned on
5313 preferred_stack_boundary.
5315 2008-05-09 Tom Tromey <tromey@redhat.com>
5317 PR preprocessor/22231:
5318 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
5321 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
5323 PR tree-optimization/36129
5324 * tree-ssa-ccp.c: Include value-prof.h.
5325 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
5326 built-in function was folded to a constant.
5327 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
5329 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
5330 Sebastian Pop <sebastian.pop@amd.com>
5332 * tree-scalar-evolution.c: Document instantiate_scev.
5333 (instantiate_parameters_1): Renamed instantiate_scev_1.
5334 Don't use the same loop for instantiation_loop and evolution_loop.
5335 (instantiate_scev): New.
5336 (instantiate_parameters): Moved...
5337 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5338 same loop twice. Maintains the semantics for this function.
5339 * tree-scalar-evolution.h (instantiate_scev): Declare.
5340 (instantiate_parameters): ...here. Now static inline.
5341 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5342 instead of resolve_mixers.
5344 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5346 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5348 2008-05-09 Tomas Bily <tbily@suse.cz>
5350 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5351 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5352 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5353 * c-common.c (c_common_truthvalue_conversion): Likewise.
5354 * tree-object-size.c (compute_object_offset): Likewise.
5355 * tree-inline.c (estimate_num_insns_1): Likewise.
5356 * varasm.c (const_hash_1, compare_constant, copy_constant)
5357 (compute_reloc_for_constant, output_addressed_constants)
5358 (initializer_constant_valid_p): Likewise.
5359 * c-omp.c (check_omp_for_incr_expr): Likewise.
5360 * gimplify.c (gimplify_expr): Likewise.
5361 * c-typeck.c (c_finish_return): Likewise.
5362 * tree-vectorizer.c (supportable_widening_operation)
5363 (supportable_narrowing_operation): Likewise.
5364 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
5365 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
5366 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5367 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
5368 (descr_info_loc): Likewise.
5369 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5370 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
5371 (fold_unary): Likewise.
5372 * builtins.c (get_pointer_alignment): Likewise.
5373 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
5374 (instantiate_parameters_1): Likewise.
5375 * tree.c (expr_align, stabilize_reference): Likewise.
5376 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
5377 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5378 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
5379 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5380 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
5381 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
5383 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
5384 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
5385 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5386 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
5387 (forward_propagate_comparison)
5388 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5389 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
5390 * emit-rtl.c (component_ref_for_mem_expr)
5391 (set_mem_attributes_minus_bitpos): Likewise.
5392 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5393 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
5395 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
5396 (build_function_call, pointer_diff, build_compound_expr)
5397 (c_finish_return): Likewise.
5398 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
5399 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
5401 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
5402 * expr.c (is_aligning_offset): Likewise.
5403 * tree-ssa-alias.c (is_escape_site): Likewise.
5404 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
5405 (check_all_va_list_escapes): Likewise.
5406 * tree-ssa-loop-ivopts.c (determine_base_object)
5407 (determine_common_wider_type): Likewise.
5408 * dojump.c (do_jump): Likewise.
5409 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
5410 * tree-gimple.c (is_gimple_cast): Likewise.
5411 * fold-const.c (decode_field_reference, )
5412 (fold_sign_changed_comparison, fold_unary, fold_comparison)
5413 (fold_binary): Likewise.
5414 * tree-ssa-alias-warnings.c (find_alias_site_helper)
5415 (already_warned_in_frontend_p): Likewise.
5416 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
5417 * tree.c (really_constant_p, get_unwidened): Likewise.
5418 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5419 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5420 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
5422 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
5424 (CONVERT_EXPR_P): Define.
5425 (CASE_CONVERT): Define.
5427 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5430 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
5431 (delete_unmarked_insns): When deleting a call, call
5432 delete_unreachable_blocks.
5433 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5434 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
5436 2008-05-08 Richard Guenther <rguenther@suse.de>
5438 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
5439 (-ftree-salias): Likewise.
5440 (salias-max-implicit-fields): Remove param documentation.
5441 (salias-max-array-elements): Likewise.
5442 * tree-pass.h (pass_create_structure_vars): Remove.
5443 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5444 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5445 * tree-ssa-alias.c (create_structure_vars): Remove.
5446 (gate_structure_vars): Likewise.
5447 (pass_create_structure_vars): Likewise.
5448 (gate_build_alias): Likewise.
5449 (pass_build_alias): Adjust to run always and dump the function.
5450 * common.opt (ftree-salias): Hide.
5451 * passes.c (init_optimization_passes): Remove
5452 pass_create_structure_vars, adjust comment.
5453 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5454 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5455 * opts.c (decode_options): Do not set flag_tree_salias.
5456 (common_handle_option): Add OPT_ftree_salias to the backward
5457 compatibility section.
5459 2008-05-08 Richard Guenther <rguenther@suse.de>
5461 * tree-flow-inline.h (var_can_have_subvars): Move ...
5462 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
5463 * tree-flow.h (var_can_have_subvars): Remove.
5464 (push_fields_onto_fieldstack): Remove.
5465 (sort_fieldstack): Likewise.
5466 (struct fieldoff): Move ...
5467 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
5468 alias_set and base_for_components fields.
5469 (sort_fieldstack): Make static.
5470 (push_fields_onto_fieldstack): Likewise. Remove code that
5471 handles anything but RECORD_TYPEs. Remove alias_set and
5472 base_for_components handling.
5473 (create_variable_info_for): Adjust.
5475 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5477 * common.opt (Wframe-larger-than=): Shorten the help message
5479 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5481 2008-05-08 Rafael Espindola <espindola@google.com>
5483 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5485 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5486 trap and that both operands are gimple values.
5487 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5488 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5491 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5493 * read-rtl.c (join_c_conditions): Return the first string if the
5494 two strings are equal.
5496 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5498 * gensupport.h (pred_data): Add a "num_codes" field.
5499 (add_predicate_code): Declare.
5500 * gensupport.c (add_predicate_code): New function.
5501 (std_pred_table): Add an "allows_const_p" field.
5502 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5503 Remove the (incomplete) list of such codes from the codes field.
5504 (init_predicate_table): Use add_predicate_code. Add all
5505 RTX_CONST_OBJs if allows_const_p is true.
5506 * genrecog.c (process_define_predicate): Use add_predicate_code.
5508 2008-05-08 David Daney <ddaney@avtrex.com>
5509 Richard Sandiford <rsandifo@nildram.co.uk>
5511 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5512 special case of constant zero operands.
5513 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5514 old and new values. Special case constant zero values.
5515 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5517 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5518 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5520 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5523 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5524 similar RTX_CONST_OBJ before CONST_INT.
5526 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5528 * stmt.c (expand_stack_restore): Change sa mode if needed.
5530 2008-05-08 Richard Guenther <rguenther@suse.de>
5532 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5533 return type to bool.
5534 (ix86_sol10_return_in_memory): Likewise.
5535 (ix86_i386elf_return_in_memory): Likewise.
5536 (ix86_i386interix_return_in_memory): Likewise.
5537 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5538 (ix86_sol10_return_in_memory): Likewise.
5539 (ix86_i386elf_return_in_memory): Likewise.
5540 (ix86_i386interix_return_in_memory): Likewise.
5542 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5545 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5547 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5548 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5551 2008-05-08 Richard Guenther <rguenther@suse.de>
5553 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5554 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5555 (DR_SUBVARS): Remove.
5556 * tree-dfa.c (dump_subvars_for): Remove.
5557 (debug_subvars_for): Likewise.
5558 (dump_variable): Do not dump subvars.
5559 (remove_referenced_var): Do not remove subvars.
5560 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5561 (lookup_subvars_for_var): Remove.
5562 (get_subvars_for_var): Likewise.
5563 (get_subvars_at): Likewise.
5564 (get_first_overlapping_subvar): Likewise.
5565 (overlap_subvar): Likewise.
5566 * tree-flow.h (subvar_t): Remove.
5567 (struct var_ann_d): Remove subvars field.
5568 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5569 argument. Remove special handling of SFTs.
5570 (compute_tag_properties): Likewise.
5571 (set_initial_properties): Likewise.
5572 (compute_call_clobbered): Likewise.
5573 (count_mem_refs): Likewise.
5574 (compute_memory_partitions): Likewise.
5575 (compute_flow_insensitive_aliasing): Likewise.
5576 (setup_pointers_and_addressables): Likewise.
5577 (new_type_alias): Likewise.
5578 (struct used_part): Remove.
5579 (used_portions): Likewise.
5580 (struct used_part_map): Likewise.
5581 (used_part_map_eq): Likewise.
5582 (used_part_map_hash): Likewise.
5583 (free_used_part_map): Likewise.
5584 (up_lookup): Likewise.
5585 (up_insert): Likewise.
5586 (get_or_create_used_part_for): Likewise.
5587 (create_sft): Likewise.
5588 (create_overlap_variables_for): Likewise.
5589 (find_used_portions): Likewise.
5590 (create_structure_vars): Likewise.
5591 * tree.def (STRUCT_FIELD_TAG): Remove.
5592 * tree.h (MTAG_P): Adjust.
5593 (struct tree_memory_tag): Remove base_for_components and
5594 unpartitionable flags.
5595 (struct tree_struct_field_tag): Remove.
5596 (SFT_PARENT_VAR): Likewise.
5597 (SFT_OFFSET): Likewise.
5598 (SFT_SIZE): Likewise.
5599 (SFT_NONADDRESSABLE_P): Likewise.
5600 (SFT_ALIAS_SET): Likewise.
5601 (SFT_UNPARTITIONABLE_P): Likewise.
5602 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5603 (union tree_node): Remove sft field.
5604 * alias.c (get_alias_set): Remove special handling of SFTs.
5605 * print-tree.c (print_node): Remove handling of SFTs.
5606 * tree-dump.c (dequeue_and_dump): Likewise.
5607 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5608 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5609 * tree-predcom.c (set_alias_info): Do not set subvars.
5610 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5611 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5612 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5613 (add_vars_for_offset): Remove.
5614 (add_virtual_operand): Remove special handling of SFTs.
5615 (add_call_clobber_ops): Likewise.
5616 (add_call_read_ops): Likewise.
5617 (get_asm_expr_operands): Likewise.
5618 (get_modify_stmt_operands): Likewise.
5619 (get_expr_operands): Likewise.
5620 (add_to_addressable_set): Likewise.
5621 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5622 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5623 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5624 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5625 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5626 (tree_node_structure): Likewise.
5627 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5629 (find_what_p_points_to): Likewise.
5631 2008-05-08 Sa Liu <saliu@de.ibm.com>
5633 * config/spu/spu.md: Fixed subti3 pattern.
5635 2008-05-08 Richard Guenther <rguenther@suse.de>
5638 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5639 sure to create a representative for trailing arrays for PTA.
5641 2008-05-08 Richard Guenther <rguenther@suse.de>
5644 * fold-const.c (operand_equal_p): Two objects which types
5645 differ in pointerness are not equal.
5647 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5649 * calls.c (compute_argument_block_size): Add argument tree fndecl.
5650 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5651 (emit_library_call_value_1): Add new variable fndecl initialized by
5652 NULL_TREE. It should be the decl type of orgfun, but this information
5653 seems not to be available here, so it uses the default calling abi.
5654 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
5655 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
5656 by TARGET_RETURN_IN_MEMORY.
5657 * config/i386/i386-interix.h: Likewise.
5658 * config/i386/i386.h: Likewise.
5659 * config/i386/i386elf.h: Likewise.
5660 * config/i386/ptx4-i.h: Likewise.
5661 * config/i386/sol2-10.h: Likewise.
5662 * config/i386/sysv4.h: Likewise.
5663 * config/i386/vx-common.h: Likewise.
5664 * config/cris/cris.h: Removed #if 0 clause.
5665 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
5666 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5668 (ix86_sol10_return_in_memory): Likewise.
5669 (ix86_i386elf_return_in_memory): New.
5670 (ix86_i386interix_return_in_memory): New.
5671 * config/mt/mt-protos.h (mt_return_in_memory): New.
5672 * config/mt/mt.c: Likewise.
5673 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5674 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5675 * config/bfin/bfin.h: Likewise.
5676 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5678 * config/bfin/bfin.c: Likewise.
5679 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5680 * config/alpha/unicosmk.h: Likewise.
5681 * config/i386/cygming.h: Likewise.
5682 * config/iq2000/iq2000.h: Likewise.
5683 * config/mips/mips.h: Likewise.
5684 * config/mn10300/mn10300.h: Likewise.
5685 * config/rs6000/rs6000.h: Likewise.
5686 * config/score/score.h: Likewise.
5687 * config/spu/spu.h: Likewise.
5688 * config/v850/v850.h: Likewise.
5689 * defaults.h: Likewise.
5690 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5691 * expr.c (emit_block_move): Adjust use of
5692 OUTGOING_REG_PARM_STACK_SPACE.
5693 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5694 OUTGOING_REG_PARM_STACK_SPACE.
5695 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5697 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5699 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5700 on OMP_RETURN for OMP_FOR.
5703 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5704 (fortran_common): New function.
5705 (gen_variable_die): Call fortran_common instead of common_check,
5706 adjust for it returning tree instead of rtx. Formatting.
5708 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5712 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5713 * c-decl.c (merge_decls): Ditto.
5714 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5715 to RTL_CONST_OR_PURE_CALL_P.
5716 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5717 Initialized DECL_LOOPING_CONST_PURE.
5718 (process_call_operands): Set tree_side_effects properly.
5719 * tree.h (TREE_READONLY_DECL_P): Removed.
5720 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5721 (DECL_LOOPING_OR_CONST_P): New macro.
5722 (struct tree_function_decl): Added looping_const_or_pure_p.
5724 (ECF_LOOPING_OR_CONST_P): New macro.
5725 * rtlanal.c (pure_const_p): Removed.
5726 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5727 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5728 to RTL_CONST_CALL_P.
5729 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5730 (check_decl, check_tree, check_call, scan_function): Initialize
5732 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5733 (static_execute): Set looping true for recursive functions.
5734 Undo setting state to IPA_NEITHER for recursive functions.
5736 * ifcvt.c (noce_can_store_speculate_p): Changed
5737 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5738 RTL_CONST_OR_PURE_CALL_P.
5739 * dse.c (scan_insn): Ditto.
5740 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5741 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5742 RTL_CONST_OR_PURE_CALL_P.
5743 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5744 pure_call_p to RTL_CONST_CALL_P.
5745 * gimplify.c (gimplify_call_expr): Clear side effects for
5746 non-looping pure and constant calls.
5747 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5748 (flags_from_decl_or_type): Set ecf flags from decl flags.
5749 (initialize_argument_information): Turn off
5750 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5751 Change const to pure if callee_copies is true rather than just
5753 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5754 way of marking pure calls.
5755 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5756 Remove hack that was supposed to fix pr7335 and remove old
5757 way of marking pure calls.
5758 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5759 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5760 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5761 RTL_CONST_OR_PURE_CALL_P.
5762 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5763 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5764 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5765 * sched-deps.c (schedule_analyze): Ditto.
5766 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5767 return_val field of calls to represent pure and const function info.
5768 (CONST_OR_PURE_CALL_P): Deleted macro.
5769 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5770 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5771 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5773 * tree-optimize.c (execute_fixup_cfg): Added test for
5774 ECF_LOOPING_CONST_OR_PURE.
5775 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5777 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5778 effects for looping pure or const calls.
5779 (verify_gimple_expr): Added verification code.
5780 * config/alpha/alpha.c (alpha_legitimize_address,
5781 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5783 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5784 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5785 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5786 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5787 RTL_CONST_OR_PURE_CALL_P.
5788 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5789 and const calls to be deleted.
5791 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5794 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5795 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5796 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5797 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5798 to handle nonimmediate operands.
5799 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5800 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5801 to handle nonimmediate operands.
5802 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5803 (mmx_pmulhrwv4hi3): New expander. Use
5804 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5805 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5806 (sse2_umulv1siv1di3): New expander. Use
5807 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5808 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5809 (mmx_eq<mode>3): New expander. Use
5810 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5811 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5812 (mmx_uavgv8qi3): New expander. Use
5813 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5814 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5815 (mmx_uavgv4hi3): New expander. Use
5816 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5818 * config/i386/sse.md
5819 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5820 to handle nonimmediate operands.
5821 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5822 to handle nonimmediate operands.
5823 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5824 to handle nonimmediate operands.
5825 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5826 to handle nonimmediate operands.
5827 (sse2_unpckhpd_exp): New expander. Use
5828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5829 (sse2_unpcklpd_exp): New expander. Use
5830 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5831 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5832 to handle nonimmediate operands.
5833 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5834 to handle nonimmediate operands.
5835 (*sse2_<plusminus_insn><mode>3): Rename from
5836 sse2_<plusminus_insn><mode>3 insn pattern.
5837 (sse2_<plusminus_insn><mode>3): New expander. Use
5838 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5839 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5840 (sse2_umulv2siv2di3): New expander. Use
5841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5842 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5843 (sse4_1_mulv2siv2di3): New expander. Use
5844 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5845 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5846 (sse2_pmaddwd): New expander. Use
5847 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5848 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5849 (sse2_eq<mode>3): New expander. Use
5850 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5851 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5852 (sse4_1_eqv2di3): New expander. Use
5853 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5854 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5855 (sse2_uavgv16qi3): New expander. Use
5856 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5857 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5858 (sse2_uavgv16qi3): New expander. Use
5859 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5860 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5861 (sse2_uavgv8hi3): New expander. Use
5862 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5863 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5864 (ssse3_pmulhrswv8hi3): New expander. Use
5865 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5866 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5867 (ssse3_pmulhrswv4hi3): New expander. Use
5868 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5870 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5871 (<sse>_vmmul<mode>3): Ditto.
5872 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5874 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5875 (ssse3_pmaddubsw): Ditto.
5877 * config/i386/i386.c (struct_builtin_description)
5878 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5879 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5880 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5881 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5882 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5883 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5884 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5885 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5886 (ix86_fixup_binary_operands): Assert that src1
5887 and src2 must have the same mode when swapped.
5888 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5889 and ix86_binary_operator_ok. Do not force operands in registers
5892 2008-05-07 Jan Hubicka <jh@suse.cz>
5894 * cgraph.c (dump_cgraph_node): Update.
5895 * cgraph.h (cgraph_local_info): Break out inline summary.
5896 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5898 * ipa-inline (inline_summary): New accestor function.
5899 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5900 cgraph_decide_inlining, compute_inline_parameters): Update.
5901 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5903 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5905 Cleanup ColdFire scheduling support and add V4 pipeline model.
5907 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5908 (define_attr cpu): Add cfv4 value.
5909 (define_attr type, define_attr type1): Merge into a single 'type'
5910 attribute. Update all uses.
5911 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5912 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5914 (define_attr opx_mem, define_attr opy_mem): Remove.
5915 (define_attr op_mem): Clean up, update comment.
5916 (define_attr size): Use specific values instead of general int.
5917 (define_attr guess, define_attr split): Remove. Update all uses.
5918 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5919 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5920 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5921 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5922 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5923 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5924 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5925 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5926 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5927 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5928 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5929 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5930 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5931 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5932 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5933 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5934 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5935 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5936 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5937 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5938 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5939 Update or set attributes.
5940 (stack_tie): New fake instruction.
5942 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5943 (m68k_sched_attr_size): Update declaration.
5944 (m68k_sched_attr_type2): Remove.
5945 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5946 Declare new bypass predicates.
5948 * config/m68k/m68k.c (m68k_sched_issue_rate,
5949 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5951 (TARGET_SCHED_ISSUE_RATE,
5952 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5953 (override_options): Handle scheduling for ColdFire V4 core.
5954 (m68k_expand_prologue): Emit stack_tie.
5955 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5956 'OP_TYPE_FPN'. Update all uses.
5957 (sched_guess_p): Remove.
5958 (sched_address_type): Handle symbolic addresses.
5959 (sched_get_operand): New static function.
5960 (sched_operand_type): Merge into sched_attr_op_type.
5961 (sched_attr_op_type): Handle FP registers, handle quick constants,
5963 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5964 (m68k_sched_attr_size): Update. Move logic to ...
5965 (sched_get_attr_size_int): New static function.
5966 (sched_get_opxy_mem_type): New static function.
5967 (m68k_sched_attr_op_mem): Update.
5968 (m68k_sched_attr_type2): Remove.
5969 (sched_cfv4_bypass_data): New static variable.
5970 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5971 (m68k_sched_issue_rate): Implement scheduler hook.
5972 (struct _sched_ib: enabled_p): New field.
5973 (m68k_sched_variable_issue): Update. Handle V4.
5974 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5975 sched_dump_class_func_t, sched_dump_split_class,
5976 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5977 sched_dump_dfa_class, m68k_sched_dump): Remove.
5978 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5980 (m68k_sched_init_global): Remove statisctics dumping, introduce
5981 sanity check that all instructions have pipeline reservations. Handle
5983 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5984 Handle ColdFire V4 core.
5985 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5986 New static functions.
5987 (m68k_sched_address_bypass_p): New bypass predicate.
5988 (sched_get_indexed_address_scale): New static function.
5989 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5991 * cf.md: Update comments.
5992 (define_attr type2): Remove. Use 'type' attribute instead.
5994 (cf_ib): Rename to cfv123_ib. Update all uses.
5995 (cf_oep): Rename to cfv123_oep. Update all uses.
5996 (cf_chr): Rename to cfv123_chr. Update all uses.
5997 (cf_mem): Rename to cfv123_mem. Update all uses.
5998 (cf_mac): Move to more appropriate place.
5999 (cfv123_guess): New automaton and cpu_unit.
6000 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
6001 Update uses of 'size' attribute. Handle before reload scheduling.
6002 (cfv123_guess): New dummy reservation for unhandled instructions.
6003 (cfv4_*): Pipeline description of ColdFire V4 core.
6004 (ignore): New reservation to handle 'ignore' type.
6006 2008-05-07 Ian Lance Taylor <iant@google.com>
6009 * gimplify.c (find_single_pointer_decl_1): Don't look through
6011 (find_single_pointer_decl): Adjust comments.
6013 2008-05-07 Jakub Jelinek <jakub@redhat.com>
6016 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
6017 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
6020 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
6021 integral type rather than floating point, then VIEW_CONVERT_EXPR
6022 to the floating point type.
6024 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6026 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
6027 TFmode op0 to register.
6029 2008-05-07 Alan Modra <amodra@bigpond.net.au>
6031 * c-decl.c (grokdeclarator): Comment typo.
6033 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
6035 * tree-flow.h: Remove prototype for computed_goto_p.
6036 * tree-cfg.c (computed_goto_p): Make static.
6038 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
6041 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
6042 (contains_aligned_value_p): This. Handle _Decimal128.
6043 (ix86_function_arg_boundary): Only align _Decimal128 to its
6044 natural boundary and handle it properly.
6046 2008-05-06 Martin Jambor <mjambor@suse.cz>
6048 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
6049 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
6050 (ipcp_method_set_orig_node): Removed.
6051 (ipcp_cval_get_cvalue_type): Removed.
6052 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
6053 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
6054 (ipcp_cval_set_cvalue_type): Removed.
6055 (ipcp_cval_get_cvalue): Removed.
6056 (ipcp_cval_set_cvalue): Removed.
6057 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
6058 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
6059 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
6060 (ipcp_cval_meet): Renamed to ipa_lattice_meet
6061 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
6062 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
6063 (ipcp_get_ith_lattice): Changed parameters.
6064 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
6065 (ipcp_lattice_from_jfunc): Changed parameters.
6066 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
6067 (ipcp_method_cval_print): Added temporary variable info.
6068 (ipcp_redirect): Removed already unused local variable caller.
6069 (ipcp_redirect): New temporary variable orig_callee_info
6070 (ipcp_redirect): Removed newly unused local variable callee.
6071 (ipcp_redirect): Removed (a bit confusing) local variable type.
6072 (ipcp_insert_stage): Added local variable info.
6073 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
6075 (ipcp_formal_create): Removed.
6076 (ipcp_method_cval_set): Removed.
6077 (ipcp_propagate_stage): Renamed lattice variables.
6078 (ipcp_method_cval_set_cvalue_type): Removed.
6079 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
6080 (ipcp_print_all_lattices): Changed printed strings to refer to
6081 lattices rather than cvals.
6082 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
6083 (ipcp_propagate_const): Changed formal parameters.
6084 (build_const_val): Changed formal parameters.
6085 (ipcp_insert_stage): Removed useless variable cvalue
6086 (build_const_val): Changed formal parameters.
6087 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
6088 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
6089 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
6090 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
6091 (ipcp_print_func_profile_counts): Changed string from "method" to
6093 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
6094 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
6095 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
6096 (ipcp_structures_print): Renamed to ipcp_print_all_structures
6097 (ipcp_profile_print): Renamed to ipcp_print_profile_data
6098 (ipcp_lat_is_const): Changed parameters and made inline.
6099 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
6100 (ipcp_redirect): Renamed to ipcp_need_redirect_p
6101 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
6102 the predicate condition directly
6103 (ipcp_propagate_stage): Added local variable args. Removed local
6104 variable callee. (Both are mere code simplifications.)
6105 (ipcp_method_dont_insert_const): Renamed to
6106 ipcp_node_not_modifiable_p.
6107 (ipcp_node_not_modifiable_p): Made inline.
6108 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
6109 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
6110 (ipcp_print_all_lattices): Removed variable cvalue
6111 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
6114 2008-05-06 Olivier Hainque <hainque@adacore.com>
6116 * tree-sra.c (try_instantiate_multiple_fields): Early return
6117 if field has POINTER_TYPE.
6119 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
6121 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
6122 by using 'q' specifier for instruction.
6123 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
6125 2008-05-06 Anatoly Sokolov <aesok@post.ru>
6127 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6128 Change mode of zero_extract from QImode to HImode.
6129 (sign bit tests peepholes): (Ditto.).
6131 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
6133 * config/i386/mmx.md: Remove double backslashes from asm templates.
6134 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
6135 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6136 to handle nonimmediate operands.
6137 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
6138 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6139 to handle nonimmediate operands.
6140 (*mmx_<code>v2sf3_finite): New insn pattern.
6141 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
6142 (mmx_<code>v2sf3): New expander. Use
6143 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6144 (mmx_<plusminus_insn><mode>3): New expander. Use
6145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6146 (*mmx_<plusminus_insn><mode>3): New insn pattern.
6147 (mmx_add<mode>3): Removed.
6148 (mmx_ssadd<mode>3): Ditto.
6149 (mmx_usadd<mode>3): Ditto.
6150 (mmx_sub<mode>3): Ditto.
6151 (mmx_sssub<mode>3): Ditto.
6152 (mmx_ussub<mode>3): Ditto.
6153 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
6154 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
6155 to handle nonimmediate operands.
6156 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
6158 (mmx_smulv4hi3_highpart): New expander. Use
6159 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6160 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
6162 (mmx_umulv4hi3_highpart): New expander. Use
6163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6164 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
6165 (mmx_<code>v4hi3): New expander. Use
6166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6167 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
6168 (mmx_<code>v8qi3): New expander. Use
6169 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6170 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
6171 (mmx_<code><mode>3): New expander. Use
6172 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6174 2008-05-05 Jan Hubicka <jh@suse.cz>
6176 PR tree-optimization/36118
6177 * passes.c (pass_init_dump_file): Fix dump header.
6179 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6182 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
6183 VCE for function decls.
6185 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6187 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
6189 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6191 * config/i386/i386.md (sat_plusminus): New.
6192 (plusminus_insn): Likewise.
6193 (plusminus_mnemonic): Likewise.
6195 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
6196 (*<addsub><mode>3_cc_overflow): Renamed to ...
6197 (*<plusminus_insn><mode>3_cc_overflow): This.
6198 (*<addsub>si3_zext_cc_overflow): Renamed to ...
6199 (*<plusminus_insn>si3_zext_cc_overflow): This.
6201 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
6202 (<plusminus_insn><mode>3): This.
6203 (*<addsub><mode>3): Renamed to ...
6204 (*<plusminus_insn><mode>3): This.
6205 (<sse>_vm<addsub><mode>3): Renamed to ...
6206 (<sse>_vm<plusminus_insn><mode>3): This.
6207 (sse3_h<addsub>v4sf3): Renamed to ...
6208 (sse3_h<plusminus_insn>v4sf3): This.
6209 (sse3_h<addsub>v2df3): Renamed to ...
6210 (sse3_h<plusminus_insn>v2df3): This.
6211 (<plusminus_insn><mode>3): New.
6212 (*<plusminus_insn><mode>3): Likewise.
6213 (sse2_<plusminus_insn><mode>3): Likewise.
6214 (add<mode>): Removed.
6215 (*add<mode>3): Likewise.
6216 (sse2_ssadd<mode>3): Likewise.
6217 (sse2_usadd<mode>3): Likewise.
6218 (sub<mode>3): Likewise.
6219 (*sub<mode>3): Likewise.
6220 (sse2_sssub<mode>3): Likewise.
6221 (sse2_ussub<mode>3): Likewise.
6223 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
6225 * gthr-single.h: Add in required interface elements as per gthr.h.
6226 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
6227 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
6228 Generalize UNUSED macro.
6229 (__gthread_once): Add.
6230 (__gthread_key_create): Add.
6231 (__gthread_key_delete): Add.
6232 (__gthread_getspecific): Add.
6233 (__gthread_setspecific): Add.
6235 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6237 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6238 the same size types for the indirect reference on the rhs, then
6241 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6243 * config/i386/i386.md
6244 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6245 one insn template instead of template series.
6246 (*xordi_1_rex64): Ditto.
6247 (*xordi_2_rex64): Ditto.
6249 2008-05-05 Ira Rosen <irar@il.ibm.com>
6251 PR tree-optimization/36119
6252 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
6255 2008-06-04 Jan Hubicka <jh@suse.cz>
6257 tree-optimization/36100
6258 * tree-pass.h (pass_O0_always_inline): Declare.
6259 * ipa-inline.c (inline_transform): Remove dead code.
6260 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6261 pass_O0_always_inline): New.
6262 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
6264 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
6266 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
6267 mnemonic in this_param move for TARGET_64BIT.
6269 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
6271 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
6272 (*strmovsi_rex_1): Ditto.
6273 (*strsetsi_1): Ditto.
6274 (*strsetsi_rex_1): Ditto.
6276 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
6277 adddicc expanders using SWI mode iterator.
6279 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
6282 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
6285 2008-05-04 David S. Miller <davem@davemloft.net>
6287 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
6288 (sparc*-*-linux*): Use linux.h in tm_file.
6289 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
6290 compiler defaulting to 32-bit.
6291 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
6293 * config/sparc/linux.h: Remove definitions now obtained
6294 properly from linux.h
6295 * config/sparc/linux64.h: Likewise.
6296 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
6297 don't want this setting for 32-bit builds in a biarch compiler.
6298 * doc/install.texi: Add sparc-linux to list of targets
6299 supporting --enable-targets=all.
6301 2008-05-03 Andrew Pinski <pinskia@gmail.com>
6303 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
6305 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
6307 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
6308 after V4SI_FTYPE_V8HI.
6309 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
6310 case V4SI_FTYPE_V2DF.
6312 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
6314 * doc/invoke.texi (max-flow-memory-locations): Removed.
6315 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
6317 2008-05-03 Richard Guenther <rguenther@suse.de>
6320 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
6322 2008-05-02 David S. Miller <davem@davemloft.net>
6324 * config.gcc (need_64bit_hwint): Document libcpp dependency.
6326 2008-05-02 Simon Baldwin <simonb@google.com>
6329 * c-common.h (warn_array_subscript_range): Removed.
6330 * c-common.c (warn_array_subscript_range): Ditto.
6331 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
6332 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
6334 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6336 * config/i386/i386.c (ix86_special_builtin_type): New.
6337 (bdesc_special_args): Likewise.
6338 (ix86_expand_special_args_builtin): Likewise.
6339 (ix86_init_mmx_sse_builtins): Updated.
6340 (ix86_expand_builtin): Updated.
6341 (ix86_expand_store_builtin): Removed.
6342 (ix86_expand_unop_builtin): Likewise.
6344 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6345 * config/i386/mmintrin.h (__v2sf): Here.
6347 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6349 (_mm_loadl_pi): Likewise.
6350 (_mm_storeh_pi): Replace __v2si with __v2sf.
6351 (_mm_storel_pi): Likewise.
6353 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6354 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6355 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6356 __builtin_ia32_loadlpd.
6358 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6360 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6361 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6362 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6363 (ix86_init_mmx_sse_builtins): Updated.
6364 (ix86_expand_args_builtin): Likewise.
6365 (ix86_expand_builtin): Likewise.
6366 (ix86_expand_unop1_builtin): Renamed to ...
6367 (ix86_expand_unop_vec_merge_builtin): This.
6369 2008-05-01 Jan Hubicka <jh@suse.cz>
6372 * ipa-inline.c (inline_generate_summary): Make static.
6373 (inline_transform): Do not call inlining at -O0; make static.
6374 * passes.c (execute_todo): Add sanity check.
6375 (execute_one_ipa_transform_pass): Execute proper flags.
6377 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
6379 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
6380 (DECL_NONADDRESSABLE_P): Likewise.
6381 * alias.c (record_component_aliases): Fix comment.
6383 2008-05-01 Simon Baldwin <simonb@google.com>
6385 * c-common.h (warn_array_subscript_range): New function.
6386 * c-common.c (warn_array_subscript_range): Ditto.
6387 * tree-vrp.c (check_array_ref): Corrected code to agree with
6388 comment, ignoring only arrays of size 0 or size 1.
6389 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
6391 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6393 * config/i386/i386.c (ix86_builtin_type): Replace
6394 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
6395 (bdesc_args): Updated.
6396 (ix86_init_mmx_sse_builtins): Likewise.
6397 (ix86_expand_args_builtin): Likewise.
6399 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
6402 * doc/extend.texi: Correct __builtin_ia32_palignr.
6404 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6407 * config/i386/i386.c (bdesc_crc32): Removed.
6408 (ix86_expand_crc32): Likewise.
6409 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
6410 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
6411 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
6412 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
6413 UINT_FTYPE_UINT_UCHAR.
6414 (bdesc_args): Updated. Add crc32 builtins.
6415 (ix86_init_mmx_sse_builtins): Updated.
6416 (ix86_expand_args_builtin): Updated to support subreg.
6418 * doc/extend.texi: Correct __builtin_ia32_crc32di.
6420 2008-05-01 Jan Hubicka <jh@suse.cz>
6422 * tree-pass.h (opt_pass): Add IPA_PASS.
6423 (varpool_node, cgraph_node): Forward declare.
6424 (ipa_opt_pass): Define.
6425 (pass_ipa_inline): Turn into ipa_opt_pass.
6426 (pass_apply_inline): Remove.
6427 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
6428 (apply_inline): Turn into ....
6429 (inline_transform): ... this one.
6430 (inline_generate_summary): New function.
6431 (pass_apply_inline): Remove.
6432 * function.h (ipa_opt_pass): Forward declare structure; typedef;
6434 (struct function): Add ipa_transforms_to_apply.
6435 * passes.c (register_one_dump_file): Work on IPA_PASS.
6436 (init_optimization_passes): Remove pass_inline_parameters and
6438 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
6439 (execute_one_pass) ... here; apply transforms when possible.
6440 (add_ipa_transform_pass, execute_ipa_summary_asses,
6441 execute_one_ipa_transform_pass): New.
6442 (execute_ipa_pass_list): Update for IPA_PASS type.
6444 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6446 * config/i386/i386.c (ix86_builtin_type): Add
6447 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
6448 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
6449 (bdesc_args): Add SSE4a builtins.
6450 (ix86_init_mmx_sse_builtins): Updated.
6451 (ix86_expand_args_builtin): Likewise.
6452 (ix86_expand_builtin): Likewise.
6454 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6456 * config/i386/i386.c (ix86_builtin_type): Add
6457 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
6458 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
6459 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
6460 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
6461 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
6462 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
6463 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
6464 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
6465 and DI_FTYPE_DI_DI_INT.
6466 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
6467 (ix86_init_mmx_sse_builtins): Updated.
6468 (ix86_expand_args_builtin): Likewise.
6469 (ix86_expand_builtin): Likewise.
6470 (ix86_expand_binop_imm_builtin): Removed.
6472 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6474 2008-04-30 Richard Guenther <rguenther@suse.de>
6476 PR tree-optimization/32921
6477 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6479 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6481 * config/arm/arm.c (arm_unwind_emit): Use
6482 crtl->all_throwers_are_sibcalls instead of
6483 cfun->all_throwers_are_sibcalls.
6484 (arm_output_fn_unwind): Likewise.
6485 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6486 instead of cfun->uses_pic_offset_table.
6487 (frv_expand_prologue): Likewise.
6488 (frv_frame_pointer_required): Likewise.
6489 (frv_expand_fdpic_call): Likewise.
6490 (frv_emit_movsi): Likewise.
6491 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6492 cfun->returns_pcc_struct instead of
6493 current_function_returns_pcc_struct.
6494 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6495 instead of cfun->calls_eh_return.
6496 (m32c_pushm_popm): Likewise.
6497 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6498 "extern" declaration.
6500 2008-04-30 Richard Guenther <rguenther@suse.de>
6502 PR tree-optimization/21636
6503 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6505 (evaluate_stmt): Print the likely value.
6506 (ccp_visit_stmt): Avoid excessive vertical spacing.
6508 2008-04-30 Rafael Espindola <espindola@google.com>
6510 * builtins.c (fold_call_expr): Return realret.
6511 * tree-ssa-threadedge.c
6512 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6513 __builtin_object_size.
6515 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6517 * gcc.c (wrapper_string): New variable.
6518 (insert_wrapper): New function.
6519 (execute): New option -wrapper.
6520 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6522 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6524 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6525 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6526 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6528 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6529 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6530 config/rs6000/e500crtres64gprctr.asm,
6531 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6532 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6533 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6534 config/rs6000/e500crtsav64gprctr.asm,
6535 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6536 config/rs6000/e500crtsavg64gprctr.asm: New files.
6537 * config/rs6000/t-ppccomm: Add build rules for new files.
6538 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6539 * config/rs6000/t-netbsd: Add build rules for new files.
6540 (LIB2FUNCS_STATIC_EXTRA): New variable.
6541 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6542 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6543 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6545 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6547 * config/i386/i386.c (ix86_builtin_type): Add
6548 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6549 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6550 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6551 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6552 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6553 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6554 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6555 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6556 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6557 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6558 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6559 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6560 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6561 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6562 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6563 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6564 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6565 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6566 V1DI_FTYPE_V2SI_V2SI.
6567 (bdesc_2arg): Moved to ...
6569 (ix86_init_mmx_sse_builtins): Updated.
6570 (ix86_expand_args_builtin): Updated. Take a pointer
6571 to const struct builtin_description. Handle comparison
6573 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6574 (ix86_expand_builtin): Updated.
6576 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6577 (ssse3_pmaddubsw128): This.
6578 (ssse3_pmaddubswv4hi3): Renamed to ...
6579 (ssse3_pmaddubsw): This.
6581 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6582 (__builtin_ia32_packssdw128): Likewise.
6583 (__builtin_ia32_packuswb128): Likewise.
6584 (__builtin_ia32_pmaddubsw): Likewise.
6585 (__builtin_ia32_pmaddubsw128): Likewise.
6587 2008-04-30 Richard Guenther <rguenther@suse.de>
6589 PR tree-optimization/14847
6590 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6591 (recognize_bits_test): Use it.
6592 (recognize_single_bit_test): Likewise.
6594 2008-04-30 Martin Jambor <mjambor@suse.cz>
6596 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6597 instead of setting number of formal parameters to zero.
6598 (ipcp_init_stage): Do not set the number of actual parameters to zero
6600 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6601 which are called with variable number of arguments.
6602 (ipcp_insert_stage): Explicitely skipping all nodes which are
6603 called with variable number of arguments.
6604 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6605 number of parameters.
6607 * ipa-prop.h (struct ipa_node_params): Added flag
6608 called_with_var_arguments
6609 (ipa_set_param_count): Added. Changed sole setter to use it.
6610 (ipa_get_param_count): Added. All readers of param_count
6611 converted to use it instead.
6612 (ipa_set_called_with_variable_arg): Added.
6613 (ipa_is_called_with_var_arguments): Added.
6614 (ipa_get_ith_param): Added. All readers of param_decls converted
6616 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6618 (ipa_get_cs_argument_count): Added, all readers of argument_count
6620 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6623 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6624 (struct ipcp_lattice): Renamed cval_type to type
6625 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6627 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6628 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6629 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6630 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6631 (build_const_val): Changed the type of parameter cvalue to tree
6632 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6633 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6635 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6638 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6639 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6640 (ipa_add_method): Renamed to ipa_push_func_to_list
6641 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6642 (ipa_callsite_param_count): Removed.
6643 (ipa_callsite_param_count_set): Removed.
6644 (ipa_callsite_param): Removed.
6645 (ipa_callsite_callee): Removed.
6646 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
6647 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
6648 (ipa_method_formal_count): Removed.
6649 (ipa_method_formal_count_set): Removed.
6650 (ipa_method_get_tree): Removed.
6651 (ipa_method_tree_map_create): Removed.
6652 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
6653 (ipa_create_param_decls_array): Creates the array itself
6654 (ipa_create_param_decls_array): Temporary variable info instead of
6656 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
6657 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
6658 (get_type): Removed.
6659 (ipa_jf_get_info_type): Removed.
6660 (ipa_node_create): Renamed to ipa_create_node_params
6661 (ipa_free): Renamed to ipa_free_all_node_params
6662 (ipa_nodes_create): Renamed to ipa_create_all_node_params
6663 (ipa_edges_create): Renamed to ipa_create_all_edge_args
6664 (ipa_edges_free): Renamed to ipa_free_all_edge_args
6665 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
6666 (ipa_free_all_node_params): Deallocation to jump_functions moved to
6667 ipa_free_all_edge_args
6668 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6669 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6670 (ipa_create_methodlist_node): Removed.
6671 (ipa_methodlist_method): Removed.
6672 (ipa_methodlist_method_set): Removed.
6673 (ipa_methodlist_next_method): Removed.
6674 (ipa_methodlist_next_method_set): Removed.
6675 (ipa_method_is_modified): Removed.
6676 (ipa_method_modify_create): Removed.
6677 (ipa_method_modify_init): Temporary variable info instead of a few
6679 (ipa_detect_param_modifications): Temporary variable info instead of
6681 (ipa_compute_jump_functions): Temporary variable info instead of
6683 (ipa_method_modify_set): Removed.
6684 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6685 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6686 than craph_node as the first parameter.
6687 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6688 (ipa_method_modify_init): Removed.
6689 (ipa_compute_jump_functions): Added a temp variable instead of
6690 repeatadly dereferencing the cgraph_edge.aux pointer
6691 (ipa_callsite_param_set_type): Removed.
6692 (ipa_compute_jump_functions): i renamed to index and moved to
6694 (ipa_callsite_param_set_info_type_formal): Removed.
6695 (ipa_callsite_param_set_info_type): Removed.
6696 (ipa_callsite_param_map_create): Removed.
6697 (ipa_callsite_tree): Removed.
6698 (ipa_callsite_caller): Removed.
6699 (ipa_pop_func_from_list): return_method removed to return_func
6701 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6702 prefixed all values with IPA_. Changed all users.
6703 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6704 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6705 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6706 (union parameter_info): Renamed to jump_func_value.
6707 (union jump_func_value): Renamed value to constant
6708 (struct ipa_jump_func): Renamed info_type to value
6709 (struct ipa_node): Renamed to ipa_node_params
6710 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6711 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6712 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6713 (struct ipa_edge): Renamed to ipa_edge_args
6714 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6715 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6716 (struct ipa_methodlist): Renamed to ipa_func_list
6717 (struct ipa_func_list): method_p renamed to node, next_method
6719 (ipa_methodlist_p): Removed, switched all users to struct pointer
6720 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6722 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6724 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6725 (rs6000_emit_epilogue): Use backchain to restore only when we
6726 have a large frame. Make use of frame pointer to restore if we
6727 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6729 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6731 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6732 Add mode to zero_extract.
6733 (sign bit tests peepholes): (Ditto.).
6735 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6737 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6738 Instructions in comments with SSE3.
6739 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6740 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6741 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6742 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6743 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6744 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6745 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6746 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6747 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6748 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6749 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6750 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6751 (bdesc_sse_args): Renamed to ...
6752 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6753 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6754 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6756 (bdesc_1arg): Moved to ...
6758 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6759 Instructions in comments with SSE3.
6760 (ix86_expand_sse_operands_builtin): Renamed to ...
6761 (ix86_expand_args_builtin): This. Updated.
6762 (ix86_expand_unop1_builtin): Update comments.
6763 (ix86_expand_builtin): Updated.
6765 2008-04-29 Richard Guenther <rguenther@suse.de>
6767 PR tree-optimization/36078
6768 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6769 Update virtual SSA form after cleaning up the CFG.
6771 2008-04-29 Richard Guenther <rguenther@suse.de>
6774 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6776 2008-04-29 Richard Guenther <rguenther@suse.de>
6778 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6779 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6780 (compute_flow_insensitive_aliasing): Do not treat
6781 PTR_IS_REF_ALL pointers special.
6782 (get_smt_for): Likewise.
6783 (may_alias_p): Re-structure.
6784 (is_escape_site): A ref-all pointer conversion is not an escape site.
6785 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6786 PTR_IS_REF_ALL pointers special.
6787 * tree-ssa-structalias.h (struct alias_info): Remove
6788 ref_all_symbol_mem_tag field.
6789 (PTR_IS_REF_ALL): Remove.
6791 2008-04-29 Richard Guenther <rguenther@suse.de>
6794 * fold-const.c (extract_muldiv_1): In combining division constants
6795 make sure to never overflow.
6797 2008-04-29 Nick Clifton <nickc@redhat.com>
6799 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6801 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6804 * optc-gen.awk: Work around HP-UX/IA awk bug.
6806 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6808 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6811 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6814 * config/i386/i386.md
6815 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6816 Change operand 1 predicate to nonimmediate_operand.
6818 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6821 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6823 * gengtype.c (walk_type, write_func_for_structure): Handle
6825 * doc/gty.texi: Document chain_circular.
6827 2008-04-28 Richard Guenther <rguenther@suse.de>
6829 PR tree-optimization/36066
6830 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6833 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6836 * config/i386/i386.md
6837 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6838 Use match_scratch instead of match_operand for operands 3 and 4.
6840 2008-04-27 Richard Guenther <rguenther@suse.de>
6842 PR tree-optimization/18754
6843 PR tree-optimization/34223
6844 * tree-pass.h (pass_complete_unrolli): Declare.
6845 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6846 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6847 Rewrite loop into loop closed SSA form if it is not already.
6848 (tree_unroll_loops_completely): Re-structure to iterate over
6849 innermost loops with intermediate CFG cleanups.
6850 Unroll outermost loops only if requested or the code does not grow
6852 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6853 loops are available.
6854 (tree_vectorize): Instead do so here.
6855 (tree_complete_unroll): Also unroll outermost loops.
6856 (tree_complete_unroll_inner): New function.
6857 (gate_tree_complete_unroll_inner): Likewise.
6858 (pass_complete_unrolli): New pass.
6859 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6860 uses outside of the loop.
6861 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6862 form if it is available.
6863 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6864 * passes.c (init_optimization_passes): Schedule complete inner
6865 loop unrolling pass before the first CCP pass after final inlining.
6867 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6869 * targhooks.h (default_emutls_var_fields,
6870 default_emutls_var_init): Declare.
6871 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6872 * target.h (struct gcc_target): Add struct emutls member.
6873 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6874 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6875 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6876 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6877 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6878 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6879 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6880 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6881 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6882 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6883 emit debug information.
6884 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6885 * varasm.c: Include targhooks.h.
6886 (emutls_object_section, emutls_tmpl_section): New.
6887 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6888 (EMUTLS_SEPARATOR): New.
6890 (get_emutls_object_name): New.
6891 (default_emutls_var_fields): New, broken out of ...
6892 (get_emutls_object_type): ... here. Adjust to use target hooks.
6893 (get_emutls_init_templ_addr): Adjust to use target hooks.
6894 (emutls_decl): Adjust to use target hooks.
6895 (emutls_finish): Likewise.
6896 (default_emutls_var_init): New, broken out of ...
6897 (assemble_variable): ... here. Adjust to use target hooks.
6898 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6900 * c-common.c (handle_section_attribute): Prevent overriding
6901 sections for emulated tls with special sections.
6902 * config/i386/i386.c (x86_64_elf_select_section): Add
6903 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6904 (x86_64_elf_unique_section): Likewise.
6905 * config/vxworks.c: Include tree.h.
6906 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6907 (vxworks_override_options): Set TLS scheme.
6908 * doc/tm.texi (Emulated TLS): New node.
6910 2008-04-26 Simon Baldwin <simonb@google.com>
6913 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6914 with propagated string constants.
6916 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6918 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6919 constraint for operand 2 when operand 0 is memory operand.
6920 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6921 operand 0 is memory operand.
6922 (fix_trunc<mode>_i387_with_temp): Ditto.
6923 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6924 operand 2 when operand 1 is memory operand.
6925 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6926 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6927 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6928 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6929 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6930 operands 2,3 and 4 when operand 1 is memory operand.
6931 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6933 (fistdi2_floor_with_temp): Ditto.
6934 (fist<mode>2_floor_with_temp): Ditto.
6935 (fistdi2_ceil_with_temp): Ditto.
6936 (fist<mode>2_ceil_with_temp): Ditto.
6937 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6939 2008-04-26 David Daney <ddaney@avtrex.com>
6941 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6943 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6944 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6945 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6946 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6947 (compare_and_swap_12): New insn.
6948 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6949 * config/mips/mips.c (mips_force_binary): New function.
6950 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6951 (mips_expand_compare_and_swap_12): New function.
6952 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6954 2008-04-25 Jan Hubicka <jh@suse.cz>
6957 * cfgexpand.c (pass_expand): Turn into RTL pass.
6958 * passes.c (execute_one_pass): Do pass typechecking after execution.
6959 * tree-pass.h (pass_expand): Turn into RTL pass.
6961 * function.h (struct rtl_data): Move here fields
6962 accesses_prior_frames, calls_eh_return, saves_all_registers,
6963 has_nonlocal_goto, has_asm_statement, is_thunk,
6964 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6965 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6966 arg_pointer_save_area_init from struct function; turn into bool.
6967 (struct function): Move
6968 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6969 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6970 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6971 tail_call_emit, arg_pointer_save_area_init
6972 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6973 (current_function_returns_struct, current_function_returns_pcc_struct,
6974 current_function_calls_setjmp, current_function_calls_alloca,
6975 current_function_accesses_prior_frames,
6976 current_function_calls_eh_return, current_function_is_thunk,
6977 current_function_stdarg, current_function_profile,
6978 current_function_limit_stack, current_function_uses_pic_offset_table,
6979 current_function_uses_const_pool, current_function_has_nonlocal_label,
6980 current_function_saves_all_registers,
6981 current_function_has_nonlocal_goto,
6982 current_function_has_asm_statement): Remove accesor macros.
6983 * ra-conflict.c (global_conflicts): Update.
6984 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6985 (suitable_for_tail_call_opt_p): Update.
6986 * builtins.c (expand_builtin_return_addr): Update.
6987 (expand_builtin_setjmp_setup): Update.
6988 (expand_builtin_nonlocal_goto): Update.
6989 * final.c (final_start_function): Update.
6990 (profile_function): Update.
6991 (leaf_function_p): Update.
6992 (only_leaf_regs_used): Update.
6993 * df-scan.c (df_get_exit_block_use_set): Update.
6994 * dojump.c (clear_pending_stack_adjust): Update.
6995 * tree-stdarg.c (gate_optimize_stdarg): Update.
6996 * gimple-low.c (lower_function_body): Update.
6997 * global.c (compute_regsets): Update.
6998 (global_alloc): Update.
6999 * dwarf2out.c (dwarf2out_begin_prologue): Update.
7000 * expr.c (expand_assignment): Update.
7001 * dse.c (dse_step0): Update.
7002 (dse_step1): Update.
7003 * c-decl.c (store_parm_decls): Update.
7004 * local-alloc.c (combine_regs): Update.
7005 (find_free_reg): Update.
7006 * function.c (assign_parms_augmented_arg_list): Update.
7007 (assign_parm_find_data_types): Update.
7008 (assign_parms): Update.
7009 (allocate_struct_function): Update.
7010 (expand_function_start): Update.
7011 (expand_function_end): Update.
7012 (get_arg_pointer_save_area): Update.
7013 (thread_prologue_and_epilogue_insns): Update.
7014 (rest_of_match_asm_constraints): Update.
7015 * stor-layout.c (variable_size): Update.
7016 * gcse.c (gcse_main): Update.
7017 (bypass_jumps): Update.
7018 * gimplify.c (gimplify_function_tree): Update.
7019 * calls.c (emit_call_1): Update.
7020 (expand_call): Update.
7021 * bt-load.c (compute_defs_uses_and_gen): Update.
7022 * except.c (sjlj_assign_call_site_values): Update.
7023 (sjlj_emit_function_enter): Update.
7024 (can_throw_external): Update.
7025 (set_nothrow_function_flags): Update.
7026 (expand_builtin_unwind_init): Update.
7027 (expand_eh_return): Update.
7028 (convert_to_eh_region_ranges): Update.
7029 (output_function_exception_table): Update.
7030 * emit-rtl.c (gen_tmp_stack_mem): Update.
7031 * cfgexpand.c (expand_used_vars): Update.
7032 (tree_expand_cfg): Update.
7033 * cfgcleanup.c (rest_of_handle_jump): Update.
7034 * explow.c (allocate_dynamic_stack_space): Update.
7035 * varasm.c (assemble_start_function): Update.
7036 (force_const_mem): Update.
7037 (mark_constant_pool): Update.
7038 * tree-optimize.c (tree_rest_of_compilation): Update.
7039 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
7040 * tree-cfg.c (notice_special_calls): Update.
7041 (is_ctrl_altering_stmt): Update.
7042 (tree_can_make_abnormal_goto): Update.
7043 (tree_purge_dead_abnormal_call_edges): Update.
7044 * config/alpha/predicates.md: Update.
7045 * config/alpha/alpha.c (alpha_sa_mask): Update.
7046 (alpha_sa_size): Update.
7047 (alpha_does_function_need_gp): Update.
7048 (alpha_expand_prologue): Update.
7049 (alpha_start_function): Update.
7050 (alpha_output_function_end_prologue): Update.
7051 (alpha_expand_epilogue): Update.
7052 * config/frv/frv.c (frv_stack_info): Update.
7053 (frv_expand_epilogue): Update.
7054 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
7055 (s390_register_info): Update.
7056 (s390_frame_info): Update.
7057 (s390_init_frame_layout): Update.
7058 (s390_can_eliminate): Update.
7059 (save_gprs): Update.
7060 * config/spu/spu.c (spu_split_immediate): Update.
7061 (need_to_save_reg): Update.
7062 (spu_expand_prologue): Update.
7063 (spu_expand_epilogue): Update.
7064 * config/sparc/sparc.md: Update.
7065 * config/sparc/sparc.c (eligible_for_return_delay): Update.
7066 (sparc_tls_got): Update.
7067 (legitimize_pic_address): Update.
7068 (sparc_emit_call_insn): Update.
7069 (sparc_expand_prologue): Update.
7070 (output_return): Update.
7071 (print_operand): Update.
7072 (sparc_function_ok_for_sibcall): Update.
7073 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
7074 * config/m32r/m32r.md: Update.
7075 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
7076 (m32r_compute_frame_size): Update.
7077 (m32r_expand_prologue): Update.
7078 (m32r_expand_epilogue): Update.
7079 (m32r_legitimize_pic_address): Update.
7080 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
7081 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7082 * config/i386/i386.c (ix86_frame_pointer_required): Update.
7084 (ix86_save_reg): Update.
7085 (ix86_compute_frame_layout): Update.
7086 (ix86_expand_prologue): Update.
7087 (ix86_expand_epilogue): Update.
7088 * config/sh/sh.c (output_stack_adjust): Update.
7089 (calc_live_regs): Update.
7090 (sh5_schedule_saves): Update.
7091 (sh_expand_prologue): Update.
7092 (sh_expand_epilogue): Update.
7093 (sh_setup_incoming_varargs): Update.
7094 (sh_allocate_initial_value): Update.
7095 (sh_get_pr_initial_val): Update.
7096 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
7097 * config/sh/sh.md (label:): Update.
7098 * config/avr/avr.c (out_movhi_mr_r): Update.
7099 * config/crx/crx.h (enum): Update.
7100 * config/xtensa/xtensa.h (along): Update.
7101 * config/stormy16/stormy16.c Update.
7102 (xstormy16_compute_stack_layout): Update.
7103 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
7104 (fr30_expand_prologue): Update.
7105 * config/cris/cris.c (cris_conditional_register_usage): Update.
7106 (cris_reg_saved_in_regsave_area): Update.
7107 (cris_initial_frame_pointer_offset): Update.
7108 (cris_simple_epilogue): Update.
7109 (cris_expand_prologue): Update.
7110 (cris_expand_epilogue): Update.
7111 (cris_expand_pic_call_address): Update.
7112 (cris_asm_output_symbol_ref): Update.
7113 (cris_asm_output_label_ref): Update.
7114 * config/cris/cris.md Update.
7115 * config/iq2000/iq2000.c (compute_frame_size): Update.
7116 (iq2000_expand_epilogue): Update.
7117 * config/mt/mt.h (save_direction): Update.
7118 * config/mn10300/mn10300.c (mn10300_function_value): Update.
7119 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7120 (ia64_secondary_reload_class): Update.
7121 * config/m68k/m68k.c (m68k_save_reg): Update.
7122 (m68k_expand_prologue): Update.
7123 (m68k_expand_epilogue): Update.
7124 (legitimize_pic_address): Update.
7125 * config/rs6000/rs6000.c (rs6000_got_register): Update.
7126 (first_reg_to_save): Update.
7127 (first_altivec_reg_to_save): Update.
7128 (compute_vrsave_mask): Update.
7129 (compute_save_world_info): Update.
7130 (rs6000_stack_info): Update.
7131 (spe_func_has_64bit_regs_p): Update.
7132 (rs6000_ra_ever_killed): Update.
7133 (rs6000_emit_eh_reg_restore): Update.
7134 (rs6000_emit_allocate_stack): Update.
7135 (rs6000_emit_prologue): Update.
7136 (rs6000_emit_epilogue): Update.
7137 (rs6000_output_function_epilogue): Update.
7138 (output_profile_hook): Update.
7139 (rs6000_elf_declare_function_name): Update.
7140 * config/rs6000/rs6000.h (rs6000_args): Update.
7141 * config/rs6000/rs6000.md: Update.
7142 * config/mcore/mcore.c (mcore_expand_prolog): Update.
7143 * config/arc/arc.c (arc_output_function_epilogue): Update.
7144 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
7145 * config/darwin.c (machopic_function_base_name): Update.
7146 * config/score/score3.c (score3_compute_frame_size): Update.
7149 (score3_epilogue): Update.
7150 * config/score/score7.c (score7_compute_frame_size): Update.
7151 (score7_prologue): Update.
7152 (score7_epilogue): Update.
7153 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
7154 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7155 * config/arm/arm.c (use_return_insn): Update.
7156 (require_pic_register): Update.
7157 (arm_load_pic_register): Update.
7158 (arm_compute_save_reg0_reg12_mask): Update.
7159 (arm_compute_save_reg_mask): Update.
7160 (thumb1_compute_save_reg_mask): Update.
7161 (output_return_instruction): Update.
7162 (arm_output_function_prologue): Update.
7163 (arm_output_epilogue): Update.
7164 (arm_get_frame_offsets): Update.
7165 (arm_expand_prologue): Update.
7166 (thumb_pushpop): Update.
7167 (thumb_exit): Update.
7168 (thumb1_expand_prologue): Update.
7169 (thumb1_expand_epilogue): Update.
7170 (arm_unwind_emit): Update.
7171 (arm_output_fn_unwind): Update.
7172 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
7173 * config/arm/arm.md: Update.
7174 * config/pa/pa.md: Update.
7175 * config/pa/pa.c (legitimize_pic_address): Update.
7176 (compute_frame_size): Update.
7177 (hppa_expand_prologue): Update.
7178 (hppa_expand_epilogue): Update.
7179 (borx_reg_operand): Update.
7180 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
7181 (HARD_REGNO_RENAME_OK): Update.
7182 * config/mips/mips.c (mips_global_pointer): Update.
7183 (mips_save_reg_p): Update.
7184 (mips_compute_frame_info): Update.
7185 (mips_frame_pointer_required): Update.
7186 (mips_expand_prologue): Update.
7187 (mips_expand_epilogue): Update.
7188 (mips_can_use_return_insn): Update.
7189 (mips_reorg_process_insns): Update.
7190 * config/v850/v850.c (compute_register_save_size): Update.
7191 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
7192 * config/mmix/mmix.c (along): Update.
7193 (mmix_expand_epilogue): Update.
7194 * config/bfin/bfin.c (legitimize_pic_address): Update.
7195 (must_save_p): Update.
7196 (stack_frame_needed_p): Update.
7197 (add_to_reg): Update.
7198 (bfin_expand_prologue): Update.
7199 * stmt.c (expand_asm_operands): Update.
7200 * reload1.c (reload): Update.
7201 (init_elim_table): Update.
7203 2008-04-25 Bob Wilson <bob.wilson@acm.org>
7205 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
7207 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7209 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
7210 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
7211 (mov<mode>): Removed.
7212 (*movv4sf_internal): Likewise.
7213 (*movv2df_internal): Likewise.
7215 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
7217 * config.gcc (crx-*-elf): Remove deprecation.
7219 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7221 * config/i386/cygming-crtend.c (register_frame_ctor): Register
7222 __gcc_deregister_frame with atexit.
7223 (deregister_frame_dtor): Remove.
7225 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
7226 Nathan Sidwell <nathan@codesourcery.com>
7228 * config/rs6000/rs6000.opt (mspe): Remove Var property.
7230 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7231 (rs6000_isel): Likewise.
7232 * config/rs6000/rs6000.c (rs6000_spe): New variable.
7233 (rs6000_isel): New variable.
7234 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7236 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7239 * c-common.c (handle_vector_size_attribute): Call
7240 lang_hooks.types.reconstruct_complex_type instead of
7241 reconstruct_complex_type.
7242 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7243 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7244 * langhooks.h (struct lang_hooks_for_types): Add
7245 reconstruct_complex_type hook.
7246 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7247 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
7249 2008-04-24 Richard Guenther <rguenther@suse.de>
7251 * c-common.h (check_builtin_function_arguments): Declare.
7252 * c-common.c (validate_nargs): New function.
7253 (check_builtin_function_arguments): Likewise.
7254 * c-typeck.c (build_function_call): Call
7255 check_builtin_function_arguments.
7256 * builtins.c (fold_builtin_classify): Remove error reporting code.
7257 (fold_builtin_unordered_cmp): Likewise.
7258 (fold_builtin_1): Likewise.
7259 (fold_builtin_n): Likewise.
7261 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7263 PR tree-optimization/36008
7264 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
7265 the original op1, rather than delta by step.
7267 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
7268 Sebastian Pop <sebastian.pop@amd.com>
7270 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7271 eliminate_local_variables_stmt, eliminate_local_variables,
7272 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7273 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7274 of code delimited by two edges in the CFG.
7275 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7276 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7277 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7278 the case of parallelisation of reductions.
7279 (expr_invariant_in_region_p): New.
7281 * tree-flow.h (gather_blocks_in_sese_region): Declared.
7282 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7284 2008-04-24 Ira Rosen <irar@il.ibm.com>
7285 Richard Guenther <rguenther@suse.de>
7287 PR tree-optimization/36034
7288 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
7289 incapable of dealing with loads with gaps.
7291 2008-04-24 Rafael Espindola <espindola@google.com>
7293 * tree-flow.h (vrp_evaluate_conditional): Change signature.
7294 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7295 vrp_evaluate_conditional.
7296 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
7297 (vrp_evaluate_conditional): Split the cond argument.
7298 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
7299 (simplify_stmt_for_jump_threading): Update call to
7300 vrp_evaluate_conditional.
7302 2008-04-24 Ira Rosen <irar@il.ibm.com>
7304 PR tree-optimization/35982
7305 * tree-vect-analyze.c (vect_check_interleaving): Check that the
7306 interleaved data-refs are of the same type.
7308 2008-04-24 Danny Smith <dannysmith@users.net>
7310 * c-format.c (check_format_info_main): Use strncmp rather than a
7311 magic prefix to handle multichar length specs.
7312 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
7313 Don't prefix "I64" and "I32" with '\0'.
7315 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7318 * config/i386/i386.c (init_cumulative_args): Don't pass anything
7319 in registers for -m32 only if stdarg_p (fntype).
7321 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
7323 PR rtl-optimization/36006
7324 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
7325 temp to op0 in order to avoid invalid rtx sharing.
7327 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7329 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
7330 check TREE_INVARIANT.
7331 * tree-gimple.c (is_gimple_address): New.
7332 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
7333 * tree-gimple.h (is_gimple_address): New.
7334 * tree.h (decl_address_invariant_p): New.
7335 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
7336 (build_string): Likewise.
7337 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7338 (tree_invariant_p_1): Likewise.
7339 (save_expr): Use it.
7340 (tree_invariant_p): New.
7341 (skip_simple_arithmetic): Use it.
7342 (stabilize_reference_1): Use it.
7343 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7345 (build1_stat): Drop code to compute TREE_INVARIANT.
7346 (build2_stat): Drop code to compute TREE_INVARIANT.
7347 (build3_stat): Drop code to compute TREE_INVARIANT.
7348 (build4_stat): Drop code to compute TREE_INVARIANT.
7349 (build5_stat): Drop code to compute TREE_INVARIANT.
7350 (build7_stat): Drop code to compute TREE_INVARIANT.
7351 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7352 * tree.h (struct tree_base): Remove invariant_flag.
7353 (TREE_INVARIANT): Remove.
7354 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7355 (fold_builtin_expect): Check TREE_CONSTANT.
7356 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7357 * c-tree.h (c_expr_to_decl): Drop third parameter.
7358 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7359 (build_c_cast): Don't set TREE_INVARIANT.
7360 (pop_init_level): Don't set TREE_INVARIANT.
7361 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7362 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
7364 (gimplify_init_constructor): Don't set TREE_INVARIANT.
7365 (gimplify_addr_expr): Adjust comment.
7366 * tree-mudflap.c (mf_build_string):
7367 * print-tree.c (print_node): Don't print TREE_INVARIANT.
7368 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
7369 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
7370 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
7371 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
7372 * langhooks.h (struct lang_hooks): Drop third parameter from
7375 2008-04-23 Richard Guenther <rguenther@suse.de>
7377 PR tree-optimization/27799
7378 PR tree-optimization/32921
7379 PR tree-optimization/32624
7380 * tree-ssa-structalias.c (merge_smts_into): Only merge the
7381 SMTs aliases and the tag itself into the solution.
7382 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
7383 merge the points-to solution back into the SMT aliases.
7384 (may_alias_p): Use alias_set_subset_of instead of
7385 aliases_conflict_p. A pointer which points to
7386 memory with alias set zero may access any variable.
7388 2008-04-23 Richard Guenther <rguenther@suse.de>
7390 * alias.c (alias_set_subset_of): Correctly handle asking
7391 if zero is a subset of an alias set with zero child.
7392 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
7393 (compute_flow_insensitive_aliasing): Correctly walk all
7394 pointers. Do not unnecessarily union sets.
7396 2008-04-23 Richard Guenther <rguenther@suse.de>
7399 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
7401 2008-04-22 Tomas Bily <tbily@suse.cz>
7403 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
7405 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
7407 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7408 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7409 * tree-inline.c (estimate_num_insns_1): Likewise.
7410 * varasm.c (const_hash_1, compare_constant, copy_constant)
7411 (compute_reloc_for_constant, output_addressed_constants): Likewise.
7412 * emit-rtl.c (component_ref_for_mem_expr)
7413 (set_mem_attributes_minus_bitpos): Likewise.
7414 * expr.c (highest_pow2_factor, expand_expr_real_1, )
7415 (is_aligning_offset): Likewise.
7416 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
7417 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7418 * dojump.c (do_jump): Likewise.
7419 * builtins.c (get_pointer_alignment, get_memory_rtx)
7420 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
7421 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
7423 2008-04-23 Jakub Jelinek <jakub@redhat.com>
7425 PR rtl-optimization/36017
7426 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
7427 expanding the library call.
7429 2008-04-22 Ian Lance Taylor <iant@google.com>
7431 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
7434 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
7436 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
7437 of LR/CTR moves for Power6.
7439 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7442 * passes.c (init_optimization_passes): Remove
7443 pass_fast_rtl_byte_dce.
7445 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
7448 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
7449 builtin functions to generate faster code.
7450 (_mm_cvtpu16_ps): Ditto.
7451 (_mm_cvtpi32x2_ps): Ditto.
7453 2008-04-22 Nick Clifton <nickc@redhat.com>
7455 * common.opt (ftree-loop-distribution): Add Optimization
7458 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
7459 (frv_expand_builtin_va_start): Likewise.
7461 * config/arm/arm.c (thumb_find_work_register): Fix location of
7462 argument register count.
7464 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7466 Support scheduling for ColdFire V1 and V3 microarchitecture.
7467 Improve scheduling of multiplication instructions.
7469 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
7470 (mac): New instruction attribute.
7471 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
7472 (m68k_sched_mac): New variable.
7473 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7474 Handle cfv1 and cfv3.
7475 (max_insn_size): New static variable.
7476 (struct _sched_ib): New type.
7477 (sched_ib): New static variable.
7478 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7479 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7480 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7482 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7483 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7484 new variables. Update.
7485 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7486 Add modeling of cfv3 instruction buffer. Update.
7487 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7488 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7489 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7490 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7491 a particular reservation applies to.
7492 (type2): Reorganize attribute values. Rename alu to alu_reg,
7493 alu_l to alu, move_l to omove. Join move to alu. Split mul
7495 (cf_ib_*): Simplify description of instruction buffer.
7496 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7497 (cf_mem): Split into cf_mem1 and cf_mem2.
7498 (cf_v2_move_??): Rename to cfv12_alu_??.
7499 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7500 (cf_v2_mul_??): Remove reservations.
7501 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7502 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7503 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7505 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7506 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7507 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7508 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7509 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7510 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7511 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7512 expansions of the above reservations for instructions of sizes
7515 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7517 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7519 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7521 * coverage.c: Include tree-pass.h.
7522 (coverage_counter_alloc): Print da_file_name to the dump file.
7524 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7526 * sbitmap.c (sbitmap_range_empty_p): New function.
7527 * sbitmap.h (sbitmap_range_empty_p): New function.
7528 * bitmap.h: Now includes obstack.h.
7530 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7531 Kenneth Zadeck <zadeck@naturalbridge.com>
7533 * dbgcnt.def (ra_byte_scan): Added.
7534 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7535 when the last hit happens for a counter.
7536 * timevar.def (TV_DF_BYTE_LR): New variable.
7537 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7538 * passes.c (pass_fast_rtl_byte_dce): New pass.
7539 * fwprop.c (update_df): Added mode to call df_ref_create.
7540 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7541 DF_REF_EXTRACT_OFFSET.
7542 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7543 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7545 (df_ref_extract): Added mode field.
7546 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7547 DF_REF_EXTRACT_OFFSET.
7548 (DF_REF_EXTRACT_MODE): New macro.
7549 (df_byte_lr_bb_info): New structure.
7550 (df_print_byte_regset, df_compute_accessed_bytes,
7551 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7552 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7553 df_byte_lr_simulate_uses,
7554 df_byte_lr_simulate_artificial_refs_at_top,
7555 df_byte_lr_simulate_artificial_refs_at_end,
7556 df_compute_accessed_bytes): New function.
7557 (df_ref_create): Add parameter.
7558 (df_byte_lr_get_bb_info): New inline function.
7559 * df-scan.c (df_ref_record, df_uses_record,
7560 df_ref_create_structure): Added mode parameter.
7561 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7562 df_defs_record, df_uses_record, df_get_conditional_uses,
7563 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7564 df_entry_block_defs_collect, df_exit_block_uses_collect):
7565 Added mode parameter to calls to df_ref_record, df_uses_record,
7566 df_ref_create_structure.
7567 (df_ref_equal_p, df_ref_compare): Added test for modes.
7568 (df_ref_create_structure): Added code to set mode. Renamed
7569 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7570 DF_REF_EXTRACT_OFFSET.
7571 * df-core.c (df_print_byte_regset): New function.
7572 * df-byte-scan.c: New file.
7573 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7574 calls to BITMAP_FREE.
7575 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7576 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7577 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7578 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7579 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7580 df_byte_lr_local_compute, df_byte_lr_init,
7581 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7582 df_byte_lr_transfer_function, df_byte_lr_free,
7583 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7584 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7585 df_byte_lr_simulate_uses,
7586 df_byte_lr_simulate_artificial_refs_at_top,
7587 df_byte_lr_simulate_artificial_refs_at_end): New function.
7588 * dce.c (byte_dce_process_block): New function.
7589 (dce_process_block): au is now passed in rather than computed
7590 locally. Changed loops that look at artificial defs to not look
7591 for conditional or partial ones, because there never are any.
7592 (fast_dce): Now is able to drive byte_dce_process_block or
7593 dce_process_block depending on the kind of dce being done.
7594 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7595 (rest_of_handle_fast_byte_dce): New function.
7596 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7597 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7599 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7602 * gcc.h: Added fortran options that take arguments to
7603 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7606 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7608 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7609 scalarization if on the LHS and not a full access.
7611 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7613 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7615 2008-04-18 Rafael Espindola <espindola@google.com>
7617 * tree-vrp.c (find_case_label_index): Fix the binary search.
7618 (find_case_label_range): New.
7619 (vrp_visit_switch_stmt): Use find_case_label_range.
7620 (simplify_switch_using_ranges): Use find_case_label_range.
7622 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7624 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7625 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7627 2008-04-18 Tom Tromey <tromey@redhat.com>
7630 * doc/cpp.texi (Implementation-defined behavior): Mention
7633 2008-04-18 Ian Lance Taylor <iant@google.com>
7635 * fold-const.c (pointer_may_wrap_p): New static function.
7636 (fold_comparison): Add another test for pointer overflow. Use
7637 pointer_may_wrap_p to disable some false positives.
7639 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7641 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7642 (fname_as_string): Match updated cpp_interpret_string prototype.
7643 (fix_string_type): Support char16_t* and char32_t*.
7644 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7645 derivative) nodes. Register as builtin if C++0x.
7646 (c_parse_error): Support CPP_CHAR{16,32}.
7647 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
7648 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
7649 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
7650 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
7651 CTI_CHAR32_ARRAY_TYPE>: New elements.
7652 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
7653 char32_type_node, signed_char32_type_node, char16_array_type_node,
7654 char32_array_type_node): New defines.
7655 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
7656 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
7657 (lex_string): Support CPP_STRING{16,32}, match updated
7658 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
7659 (lex_charconst): Support CPP_CHAR{16,32}.
7660 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
7661 and CPP_STRING{16,32}.
7663 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
7666 * aclocal.m4: Regenerate.
7667 * configure: Regenerate.
7669 2008-04-18 Jan Hubicka <jh@suse.cz>
7671 * except.c (dw2_size_of_call_site_table,
7672 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7674 * cgraphbuild.c (build_cgraph_edges): Update.
7675 * tree-pass.h: Update comment.
7676 * final.c (leaf_function_p): Update.
7677 (leaf_renumber_regs): Update.
7678 (rest_of_clean_state): Update.
7679 * omp-low.c (expand_omp_parallel): Update.
7680 * ipa-reference.c (analyze_function): Update.
7681 * reorg.c (find_end_label): Update.
7682 (optimize_skip): Update.
7683 (fill_simple_delay_slots): Update.
7684 (fill_simple_delay_slots): Update.
7685 (make_return_insns): Update.
7686 (dbr_schedule): Update.
7687 * gimple-low.c (record_vars_into): Update.
7688 * cfgbuild.c (make_edges): Update.
7689 * function.c (assign_stack_local): Update.
7690 (assign_parm_adjust_stack_rtl): Update.
7691 (locate_and_pad_parm): Update.
7692 (allocate_struct_function): Do not initialize stack_alignment_needed
7693 and preferred_stack_boundary here.
7694 (stack_protect_prologue): Update.
7695 (stack_protect_epilogue): Update.
7696 (expand_function_start): Initialize stack_alignment_needed,
7697 preferred_stack_boundary and max_jumptable_ents.
7698 (expand_function_end): Update.
7699 (free_after_compilation): Do not NULLify epilogue_delay_list.
7700 * function.h (struct rtl_data): Add stack_protect_guard,
7701 stack_alignment_needed,
7702 preferred_stack_boundary, epilogue_delay_list.
7703 (struct function): Remove value_histograms, stack_alignment_needed,
7704 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7706 unexpanded_var_list, stack_protect_guard.
7707 (current_function_epilogue_delay_list): Remove.
7708 * ipa-type-escape.c (analyze_function): Update.
7709 * gimplify.c (pop_gimplify_context): Update comment.
7710 * calls.c (expand_call): Update.
7711 (emit_library_call_value_1): Update.
7712 * except.c (set_nothrow_function_flags): Update.
7713 * cfgexpand.c (get_decl_align_unit): Update.
7714 (create_stack_guard): Update.
7715 (estimated_stack_frame_size): Update.
7716 (expand_used_vars): Update.
7717 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7718 * explow.c (allocate_dynamic_stack_space): Update.
7719 * tree-ssa-live.c (remove_unused_locals): Update.
7720 * varasm.c (mark_constant_pool): Update.
7721 * tree-inline.c (remap_decls): Update.
7722 (initialize_cfun): Update.
7723 (declare_return_variable): Update.
7724 (inline_forbidden_p): Update.
7725 (expand_call_inline): Update.
7726 (declare_inline_vars): Update.
7727 (tree_function_versioning): Update.
7728 * tree-flow.h (value_histograms): New.
7729 (VALUE_HISTOGRAMS): New macro.
7730 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7732 * tree-cfg.c (set_bb_for_stmt): Update.
7733 (replace_by_duplicate_decl): Update.
7734 (move_block_to_fn): Update.
7735 (new_label_mapper): Update.
7736 (dump_function_to_file): Update.
7737 * ipa-struct-reorg.c (build_data_structure): Update.
7738 * cfgrtl.c (print_rtl_with_bb): Update.
7739 * reload1.c (reload): Update.
7741 * config/i386/i386.c (setup_incoming_varargs_64,
7742 ix86_compute_frame_layout): Update.
7743 * config/arc/arc.c (arc_output_function_epilogue): Update.
7745 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7747 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7748 for FreeBSD as well.
7749 * gthr-posix95.h: Likewise.
7751 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7753 PR rtl-optimization/35838
7754 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7755 out the byte offset of the first subreg.
7757 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7759 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7760 to split_ti instead of three separate calls with single member arrays.
7761 (subti3 splitter): Ditto.
7762 (adddi3 splitter): Ditto with split_di.
7763 (subdi3 splitter): Ditto.
7764 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7765 two separate calls with single member arrays. Swap match_dup
7766 operands 1 and 2 to better fit into the array.
7767 (negdi2 splitter): Ditto with split_di.
7768 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7769 two separate calls with single member arrays. Swap match_dup operands
7770 6 and 7 to better fit into the array.
7772 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7774 * config/i386/i386.c (sse_builtin_type): New.
7775 (bdesc_sse_args): Likewise.
7776 (bdesc_sse_3arg): Removed.
7777 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7778 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7779 IX86_BUILTIN_ROUNDPS.
7780 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7781 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7782 IX86_BUILTIN_ROUNDPS.
7783 (ix86_expand_sse_4_operands_builtin): Removed.
7784 (ix86_expand_sse_operands_builtin): New.
7785 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7786 and CODE_FOR_sse4_1_roundps.
7787 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7788 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7790 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7793 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7794 regs before frame pop when needed. If use_backchain_to_restore_sp
7795 then load backchain into a temp reg to restore vr and vrsave. Add
7796 code to restore vr after frame pop if possible.
7798 2008-04-17 Richard Guenther <rguenther@suse.de>
7800 * tree-vn.c (expressions_equal_p): Do not check type
7801 equality or compatibility before calling operand_equal_p.
7802 * fold-const.c (operand_equal_p): Check equivalence of
7803 integer constants before bailing out due to signedness or
7804 precision differences.
7805 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7806 spurious differences in type qualification. Ignore types
7807 for COMPONENT_REFs at all.
7809 2008-04-17 Christian Bruel <christian.bruel@st.com>
7811 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7812 msw_skip comparison.
7814 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7817 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7820 PR tree-optimization/35899
7821 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7822 rather than TREE_OPERAND.
7824 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7827 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7828 temporary registers. Change operand predicate to general_operand.
7829 (remainderxf3): Ditto.
7831 2008-04-16 Richard Guenther <rguenther@suse.de>
7833 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7834 * tree-affine.c (aff_combination_expand): Look through some
7837 2008-04-15 Doug Kwan <dougkwan@google.com>
7839 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7841 * tree-pretty-print.c (dump_generic_node): Ditto.
7842 * final.c (output_addr_const): Ditto.
7843 * dwarf2out.c (output_cfi): Ditto.
7844 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7845 * print-rtl.c (print_rtx): Ditto.
7846 * print-tree.c (print_node_brief, print_node): Ditto.
7847 * c-common.c (match_case_to_enum_1): Ditto.
7848 * sched-vis.c (print_value): Ditto.
7849 * config/i386/i386.c (print_operand): Cast to long unsigned int
7852 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7853 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7854 MS Windows VirtualProtect function.
7856 2008-04-15 Jan Hubicka <jh@suse.cz>
7858 * gengtype.c (write_root): Param_is argument is OK.
7859 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7860 * function.h: Include varray.h
7861 (rtl_eh): New stucture based on except.c one.
7862 (call_site_record): New forward declaration and vector type.
7863 * calls.c (emit_call_1): Do not call
7864 note_current_region_may_contain_throw.
7865 * except.c (eh_status): Remove cur_region, try_region since they are
7867 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7868 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7869 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7870 Remove call_site_data_used, call_site_data_size.
7871 Turn call_site_record into vector in function.h.
7872 (note_current_region_may_contain_throw): Remove.
7873 (get_exception_pointer, get_exception_filter): Do not take struct
7874 function argument; update.
7875 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7876 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7877 build_post_landing_pads, dw2_build_landing_pads,
7878 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7879 sjlj_emit_function_enter, sjlj_emit_function_enter,
7880 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7881 sjlj_build_landing_pads, finish_eh_generation,
7882 remove_exception_handler_label, remove_eh_handler,
7883 maybe_remove_eh_handler, add_reachable_handler,
7884 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7885 add_action_record, collect_one_action_chain, add_call_site,
7886 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7887 sjlj_output_call_site_table, output_function_exception_table,
7888 * except.h (note_current_region_may_contain_throw): Remove
7889 (get_exception_pointer, get_exception_filter): Do not take struct
7891 * Makefile.in (GTFILES): Put varargs before struct function.
7893 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7895 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7896 punt for STRING_CST.
7897 (get_constraint_for): Deal with STRING_CST here instead.
7899 2008-04-15 Richard Guenther <rguenther@suse.de>
7901 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7902 statements in a basic-block with a backward walk. Do not
7903 substitute into dead statements but instead remove those.
7905 2008-04-15 Richard Guenther <rguenther@suse.de>
7907 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7908 to zero, thus disable creation of SFTs.
7910 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7912 * tree-predcom.c (suitable_reference_p): Return false if the
7913 reference can throw.
7915 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7918 * c-decl.c (finish_decl): If extern or static var has variable
7919 size, set TREE_TYPE (decl) to error_mark_node.
7921 2008-04-15 Rafael Espindola <espindola@google.com>
7923 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7926 2008-04-15 Richard Guenther <rguenther@suse.de>
7928 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7929 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7930 (visit_reference_op_load): Do walk vuse-vdef chains on
7931 vn_reference_lookup.
7932 (visit_reference_op_store): But do not here.
7933 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7934 vn_reference_lookup.
7935 (vn_lookup_with_vuses): But do so here.
7937 2008-04-14 Ian Lance Taylor <iant@google.com>
7939 * fold-const.c (fold_overflow_warning): Remove assertion.
7941 2008-04-15 Ben Elliston <bje@au.ibm.com>
7943 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7944 temp1 local variables.
7946 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7949 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7950 ".text.unlikely" section as executable.
7952 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7954 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7955 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7956 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7957 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7958 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7959 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7960 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7962 2008-04-14 Ian Lance Taylor <iant@google.com>
7964 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7965 * fold-const.c (fold_comparison): If appropriate, test
7966 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7967 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7968 reassociating a pointer type.
7969 * doc/invoke.texi (Optimize Options): Document that
7970 -fstrict-overflow applies to pointer wraparound.
7972 2008-04-13 Jan Hubicka <jh@suse.cz>
7974 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7976 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7978 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7979 we are going to "save the world".
7981 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7983 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7984 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7985 operand 0 constraint, not "=".
7987 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7989 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7991 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7993 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7994 of size of positions_needed * CHAR_BIT.
7996 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7999 * dse.c (store_info): Change positions_needed to unsigned
8001 (lowpart_bitmask): New.
8002 (record_store): Cast to unsigned HOST_WIDE_INT for
8003 positions_needed. Assert width <= size of positions_needed *
8004 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
8005 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
8006 lowpart_bitmask to set mask.
8008 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8010 * config/bfin/constraints.md: New file.
8011 * config/bfin/bfin.md: Include it.
8012 (adddi3): Use satisfies_constraint functions instead of the old macros.
8013 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
8014 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
8015 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
8016 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
8017 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
8018 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
8019 EXTRA_CONSTRAINT): Delete.
8020 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
8021 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
8023 * config/bfin/bfin.c: Include "tm-constrs.h".
8024 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
8025 Use satisfies_constraint functions instead of the old macros.
8026 * doc/md.texi (Blackfin Constraints): Update file name reference.
8028 2008-04-11 Richard Guenther <rguenther@suse.de>
8030 PR tree-optimization/35869
8031 * tree-vrp.c (execute_vrp): Move switch statement update after
8032 jump threading. Schedule another cfg cleanup run.
8034 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
8037 * attribs.c (decl_attributes): Return early on errorneous node.
8039 2008-04-10 Oleg Ryjkov <olegr@google.com>
8041 * tree.h (struct tree_base): Added a new flag default_def_flag.
8042 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
8044 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
8046 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
8048 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8051 * pa.md: Define mode iterator P. Define mode attribute dwc.
8052 (dcacheflush): Update pattern to use iterator P and attribute dwc.
8053 (icacheflush): Likewise.
8054 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
8055 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
8057 2008-04-11 Ben Elliston <bje@au.ibm.com>
8059 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
8061 2008-04-10 Rafael Espindola <espindola@google.com>
8063 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
8064 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
8065 (extract_range_from_expr): The same.
8067 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8069 * config/mips/mips.md (GPR2): New mode iterator.
8071 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
8072 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
8073 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
8074 Rewrite these to take two modes, the mode of comparison and the
8075 mode of the destination.
8076 * config/mips/mips.c (mips_expand_scc): Instead of having
8077 paradoxical subreg as destination, expand "narrowing" scc if mode
8078 of comparison is SI and target is requested in DI mode.
8079 (mips_emit_int_order_test): Update comment. Make mode of
8080 comparison match CMP0 rather than TARGET. When creating inverse
8081 target use mode of TARGET.
8083 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8085 * gcov-dump.c (tag_summary): Only print summaries for the first
8086 GCOV_COUNTERS_SUMMABLE counters.
8088 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
8090 * config/i386/i386.md (absneg): New code iterator.
8091 (absnegprefix): New code attribute.
8092 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
8093 patterns using absneg code iterator.
8094 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
8095 using absneg code iterator.
8096 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
8097 *neg<mode>2 patterns using absneg code iterator.
8098 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8099 *negextendsfdf2 patterns using absneg code iterator.
8100 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
8101 *negextendsfxf2 patterns using absneg code iterator.
8102 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8103 *negextendsfdf2 patterns using absneg code iterator.
8104 * config/i386/sse.md (<code><mode>2): Macroize expander from
8105 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
8107 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
8109 * config/s390/s390.h: Remove the remains of the recent search
8110 & replace action of current_function_outgoing_args_size.
8112 2008-04-10 Ira Rosen <irar@il.ibm.com>
8114 PR tree-optimization/35821
8115 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
8116 NEW_STMT_LIST is not NULL.
8118 2008-04-09 David Edelsohn <edelsohn@gnu.org>
8121 * toplev.c (process_options): Remove -ffunction-sections debugging
8124 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
8126 PR middle-end/PR28690
8127 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
8128 than gen_rtx_fmt_ee to perform more canonicalizations.
8130 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8133 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
8135 2008-04-09 Richard Guenther <rguenther@suse.de>
8137 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
8138 (dump_function_to_file): Dump function arguments with types.
8140 2008-04-08 Richard Guenther <rguenther@suse.de>
8142 * fold-const.c (fold_widened_comparison): Do not allow
8143 sign-changes that change the result.
8145 2008-04-08 Janis Johnson <janis187@us.ibm.com>
8148 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
8149 kinds of indirect references.
8151 2008-04-08 David Edelsohn <edelsohn@gnu.org>
8153 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
8154 GNU Fortran language string.
8156 2008-04-08 Rafael Espindola <espindola@google.com>
8158 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
8159 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
8160 * tree.h (tree_call_nonnegative_warnv_p): New.
8162 2008-04-08 Jan Hubicka <jh@suse.cz>
8164 * function.c (free_after_compilation): Clear out regno_reg_rtx
8167 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
8170 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8172 PR middle-end/PR28690
8173 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
8174 same precedence as REG_POINTER and MEM_POINTER operands.
8176 2008-04-08 Richard Guenther <rguenther@suse.de>
8179 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
8180 for adding index to base.
8182 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
8184 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
8185 (MINGW_ENABLE_EXECUTE_STACK): New.
8186 (IN_LIBGCC2): For libgcc include windows.h file for
8187 function declarations.
8189 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
8191 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
8192 and tem2 if tem1 is not a REG or MULT.
8194 2008-04-08 Jan Hubicka <jh@suse.cz>
8196 * function.h (incomming_args): Break out of struct function.
8197 (function_subsections): Break out of struct function.
8198 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
8199 return_rtx and hard_reg_initial_vals from struct function.
8200 Kill inl_max_label_num.
8201 (current_function_pops_args, current_function_args_info,
8202 current_function_args_size, current_function_args_size,
8203 current_function_pretend_args_size,
8204 current_function_outgoing_args_size,
8205 current_function_internal_arg_pointer, current_function_return_rtx):
8206 Kill compatibility accestor macros.
8207 * builtins.c (expand_builtin_apply_args_1): Update.
8208 (expand_builtin_next_arg): Update.
8209 * df-scan.c (df_get_call_refs): Update.
8210 * dbxout.c (dbxout_function_end): Update.
8211 * dwarf2out.c (dwarf2out_switch_text_section): Update.
8212 (output_line_info): Update.
8213 (secname_for_decl): Update.
8214 (dwarf2out_var_location): Update.
8215 * function.c (free_after_compilation): Update.
8216 (assign_parm_find_stack_rtl): Update.
8217 (assign_parms): Update.
8218 (expand_dummy_function_end): Update.
8219 (expand_function_end): Update.
8220 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
8221 (expand_call): Update.
8222 (emit_library_call_value_1): Update.
8223 (store_one_arg): Update.
8224 * varasm.c (initialize_cold_section_name): Update.
8225 (unlikely_text_section): Update.
8226 (unlikely_text_section_p): Update.
8227 (assemble_start_function): Update.
8228 (assemble_end_function): Update.
8229 (default_section_type_flags): Update.
8230 (switch_to_section): Update.
8231 * integrate.c (set_decl_abstract_flags): Update.
8232 (get_hard_reg_initial_val): Update.
8233 (has_hard_reg_initial_val): Update.
8234 (allocate_initial_values): Update.
8235 * resource.c (init_resource_info): Update.
8236 * config/alpha/alpha.c (NUM_ARGS): Update.
8237 (direct_return): Update.
8238 (alpha_va_start): Update.
8239 (alpha_sa_size): Update.
8240 (alpha_initial_elimination_offset): Update.
8241 (alpha_expand_prologue): Update.
8242 (alpha_start_function): Update.
8243 (alpha_expand_epilogue): Update.
8244 (unicosmk_initial_elimination_offset):
8245 * config/alpha/alpha.md (call expander): Update.
8246 * config/s390/s390.c (s390_register_info): Update.
8247 (s390_register_info): Update.
8248 (s390_frame_info): Update.
8249 (s390_initial_elimination_offset): Update.
8250 (s390_build_builtin_va_list): Update.
8251 (s390_va_start): Update.
8252 * config/spu/spu.c (direct_return): Update.
8253 (spu_expand_prologue): Update.
8254 (spu_initial_elimination_offset): Update.
8255 (spu_build_builtin_va_list): Update.
8256 (spu_va_start): Update.
8257 * config/sparc/sparc.c (sparc_init_modes): Update.
8258 (sparc_compute_frame_size): Update.
8259 (function_value): Update.
8260 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
8261 * config/i386/i386.md (return expander): Update.
8262 * config/i386/i386.c (ix86_va_start): Update.
8263 (ix86_can_use_return_insn_p): Update.
8264 (ix86_compute_frame_layout): Update.
8265 (ix86_expand_epilogue): Update.
8266 * config/sh/sh.c (output_stack_adjust): Update.
8267 (calc_live_regs): Update.
8268 (sh_expand_prologue): Update.
8269 (sh_builtin_saveregs): Update.
8270 (sh_va_start): Update.
8271 (initial_elimination_offset): Update.
8272 (sh_allocate_initial_value): Update.
8273 (sh_function_ok_for_sibcall): Update.
8274 (sh_get_pr_initial_val): Update.
8275 * config/sh/sh.md (return expander): Update.
8276 * config/avr/avr.c (frame_pointer_required_p): UPdate.
8277 * config/crx/crx.c (crx_compute_frame): UPdate.
8278 (crx_initial_elimination_offset): UPdate.
8279 * config/xtensa/xtensa.c (compute_frame_size): Update
8280 (xtensa_builtin_saveregs): Update.
8281 (xtensa_va_start): Update.
8282 (order_regs_for_local_alloc): Update.
8283 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
8284 (xstormy16_expand_builtin_va_start): Update.
8285 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
8286 * config/m68hc11/m68hc11.md (return expanders): Update.
8287 * config/m68hc11/m68hc11.c (expand_prologue): Update.
8288 (expand_epilogue): Update.
8289 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
8290 (cris_simple_epilogue): Update.
8291 (cris_expand_prologue): Update.
8292 (cris_expand_epilogue): Update.
8293 * config/iq2000/iq2000.c (iq2000_va_start): Update.
8294 (compute_frame_size): Update.
8295 * config/mt/mt.c (mt_compute_frame_size): Update.
8296 * config/mn10300/mn10300.c (expand_prologue): Update.
8297 (expand_epilogue): Update.
8298 (initial_offset): Update.
8299 (mn10300_builtin_saveregs):
8300 * config/mn10300/mn10300.md (return expander): Update.
8301 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8302 (ia64_initial_elimination_offset): Update.
8303 (ia64_initial_elimination_offset): Update.
8304 (ia64_expand_prologue): Update.
8305 * config/m68k/m68k.md (return expander): Update.
8306 * config/rs6000/rs6000.c (rs6000_va_start): Update.
8307 (rs6000_stack_info): Update.
8308 * config/mcore/mcore.c (layout_mcore_frame): Update.
8309 (mcore_expand_prolog): Update.
8310 * config/arc/arc.c (arc_compute_frame_size): Update.
8311 * config/score/score3.c (score3_compute_frame_size): Update.
8312 * config/score/score7.c (score7_compute_frame_size): Update.
8313 * config/arm/arm.c (use_return_insn): Update.
8314 (thumb_find_work_register): Update.
8315 (arm_compute_save_reg_mask): Update.
8316 (arm_output_function_prologue): Update.
8317 (arm_output_epilogue): Update.
8318 (arm_size_return_regs): Update.
8319 (arm_get_frame_offsets): Update.
8320 (arm_expand_prologue): Update.
8321 (thumb_exit): Update.
8322 (thumb_unexpanded_epilogue): Update.
8323 (thumb1_output_function_prologue): Update.
8324 * config/pa/pa.md (return expander): Update.
8325 * config/pa/pa.c (compute_frame_size): Update.
8326 (hppa_builtin_saveregs): Update.
8327 * config/mips/mips.c (mips_va_start): Update.
8328 (mips16_build_function_stub): Update.
8329 (mips_compute_frame_info): Update.
8330 (mips_restore_gp): Update.
8331 (mips_output_function_prologue): Update.
8332 (mips_expand_prologue): Update.
8333 * config/v850/v850.c (compute_frame_size): Update.
8334 (expand_prologue): * config/mmix/mmix.c (along): update.
8335 (mmix_initial_elimination_offset): update.
8336 (mmix_reorg): update.
8337 (mmix_use_simple_return): update.
8338 (mmix_expand_prologue): update.
8339 (mmix_expand_epilogue): Update.
8340 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8341 (emit_link_insn): Update.
8343 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8345 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8346 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8348 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8351 2008-04-07 Jan Hubicka <jh@suse.cz>
8353 * function.h (rtl): Rename to x_rtl.
8355 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8356 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8357 used_temp_slots avail_temp_slots, temp_slot_level,
8358 nonlocal_goto_handler_labels): Update accesstors.
8359 (rtl): New global variable.
8360 (struct function): Move some fileds to rtl_data.
8361 (get_arg_pointer_save_area): Update prototype.
8362 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8363 get_arg_pointer_save_area.
8364 * expr.c (init_expr): Update
8365 * function.c (get_frame_size): Update
8366 (assign_stack_local): Update
8367 (expand_function_end): Update.
8368 (get_art_pointer_save_area): Update
8370 * emit-rtl.c (rtl): Declare.
8371 (regno_reg_rtx): Declare.
8372 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8374 (gen_reg_rtx): Update.
8375 * varasm.c (n_deferred_constatns): Update accestor.
8376 (init_varasm_status): Do not allocate varasm_status.
8377 (force_const_mem, get_pool_size, output_constant_pool): Update.
8378 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8379 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8380 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
8381 * sparc/sparc.h (INIT_EXPANDERS): Update.
8382 * ia64/ia64.h (INIT_EXPANDERS): Update.
8384 2008-04-07 James E. Wilson <wilson@tuliptree.org>
8386 * reload.c (push_secondary_reload): Add missing break to for loop.
8388 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8390 PR middle-end/PR28690
8391 * rtlanal.c: Update copyright years.
8392 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
8393 as REG_POINTER and MEM_POINTER operands.
8394 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
8395 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
8396 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
8397 * gcse.c: Update copyright years.
8398 (pre_delete): Call gen_reg_rtx_and_attrs.
8399 (hoist_code): Likewise.
8400 (build_store_vectors): Likewise.
8401 (delete_store): Likewise.
8402 * loop-invariant.c (move_invariant_reg): Likewise.
8403 Update copyright years.
8405 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
8407 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
8408 control string instead of quoted.
8410 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8412 * doc/rtl.texi: Rewrite of subreg section.
8414 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
8417 * config/i386/i386.c (legitimize_pic_address): Add treating
8418 of dllimport SYM_REF's.
8419 (legitimize_dllimport_symbol): Add prototype.
8421 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8423 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
8424 reference in constructor with non self-referential type.
8426 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8428 Removal of Return with Depressed Stack Pointer support
8429 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
8430 (ECF_SP_DEPRESSED): Likewise.
8431 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
8432 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8433 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8434 (expand_call): Do not test ECF_SP_DEPRESSED.
8435 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8436 * function.c (keep_stack_depressed): Delete.
8437 (handle_epilogue_set): Likewise.
8438 (update_epilogue_consts): Likewise.
8439 (emit_equiv_load): Likewise.
8440 (thread_prologue_and_epilogue_insns): Remove support for Return with
8441 Depressed Stack Pointer.
8442 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8444 2008-04-06 Richard Guenther <rguenther@suse.de>
8446 PR tree-optimization/35400
8447 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
8448 information from SSA_NAMEs.
8450 2008-04-06 Anatoly Sokolov <aesok@post.ru>
8452 * config/avr/avr.h (avr_mega_p): Remove declaration.
8453 (AVR_MEGA): Remove macro.
8454 * config/avr/avr.c (avr_mega_p): Remove variable.
8455 (avr_override_options): Remove inicializion of avr_mega_p.
8456 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8457 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8458 (avr_jump_mode): (Ditto.).
8459 (avr_output_progmem_section_asm_op): (Ditto.).
8460 (avr_asm_init_sections): (Ditto.).
8461 (avr_asm_init_sections): (Ditto.).
8462 (avr_rtx_costs): (Ditto.).
8463 * config/avr/avr.md: (Ditto.).
8464 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
8467 2008-04-06 Richard Guenther <rguenther@suse.de>
8469 PR tree-optimization/35842
8470 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
8471 is_gimple_invariant_address.
8473 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8475 * gcc.c (default_compilers): Sync Fortran extensions list with
8476 that in fortran/lang-specs.h.
8477 * doc/invoke.texi: Likewise.
8478 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8479 * dwarf2out.c (gen_compile_unit_die): Likewise.
8481 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8483 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8485 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8488 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8489 attribute is used for nested functions.
8491 2008-04-05 Jan Hubicka <jh@suse.cz>
8493 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8495 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8497 (dump_files): Update.
8498 (enable_rtl_dump_file): Do not accept letter argument.
8499 * tree-pass.h (dump_file_info): Remove letter argument.
8500 * toplev.c (decode_d_option): Update -da handling.
8501 * toplev.h (enable_rtl_dump_file): Update prototype.
8502 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8503 it out based on pass type.
8504 (register_dump_files_1): Likewise.
8505 (init_optimization_passes): Update register_one_dump_file calls.
8506 (execute_one_pass): Sanity check that IPA passes are called at IPA
8507 level and RTL passes at RTL level.
8508 (execute_pass_list): IPA pass can not be after or subpass of
8510 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8511 disallov RTL subpasses of IPA subpasses.
8513 2008-04-05 Ben Elliston <bje@au.ibm.com>
8515 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8516 builtins that return exactly once and do not throw. Cache call to
8519 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8521 PR rtl-optimization/34916
8523 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8524 between instruction pairs.
8526 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8528 * doc/invoke.texi: Document -mbitops for SH.
8529 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8530 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8531 * config/sh/sh.c (print_operand): Add %t operand code.
8532 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8533 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8534 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8535 (extendqihi2): Likewise.
8536 (movqi_i): Likewise.
8537 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8538 (extv): Use bld instruction for SH2A if possible.
8540 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8541 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8542 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8543 (bset.b, bclr.b): Define peepholes.
8544 * config/sh/sh.opt (mbitops): New option.
8546 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8549 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8550 and view convert expression.
8552 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8555 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8557 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8559 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8561 * config/i386/cpuid.h (bit_AES): New.
8562 (bit_PCLMUL): Likewise.
8564 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8565 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8566 SSE2 if AES or PCLMUL is enabled.
8567 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8568 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8569 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8570 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8571 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8572 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8573 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8574 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8575 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8576 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8577 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8578 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8579 __builtin_ia32_aeskeygenassist128 and
8580 __builtin_ia32_pclmulqdq128.
8581 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8582 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8583 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8585 * config/i386/i386.h (TARGET_AES): New.
8586 (TARGET_PCLMUL): Likewise.
8587 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8589 * config/i386/i386.md (UNSPEC_AESENC): New.
8590 (UNSPEC_AESENCLAST): Likewise.
8591 (UNSPEC_AESDEC): Likewise.
8592 (UNSPEC_AESDECLAST): Likewise.
8593 (UNSPEC_AESIMC): Likewise.
8594 (UNSPEC_AESKEYGENASSIST): Likewise.
8595 (UNSPEC_PCLMUL): Likewise.
8597 * config/i386/i386.opt (maes): New.
8598 (mpclmul): Likewise.
8600 * config/i386/sse.md (aesenc): New pattern.
8601 (aesenclast): Likewise.
8603 (aesdeclast): Likewise.
8605 (aeskeygenassist): Likewise.
8606 (pclmulqdq): Likewise.
8608 * config/i386/wmmintrin.h: New.
8610 * doc/extend.texi: Document AES and PCLMUL built-in function.
8612 * doc/invoke.texi: Document -maes and -mpclmul.
8614 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8616 * function.c (free_after_parsing): Replace with
8617 cxx_push_function_context from C++ front-end.
8618 (allocate_struct_function): Don't call langhook.
8619 * langhooks.h (struct lang_hooks_for_functions): Delete.
8620 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8622 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8623 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8624 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8625 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8626 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8627 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8628 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8630 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8631 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8633 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8636 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8639 2008-04-04 Richard Guenther <rguenther@suse.de>
8642 * fold-const.c (optimize_minmax_comparison): Use the correct
8643 type for the constant in the simplified comparison.
8645 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
8647 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
8648 Pass L2 size as "--param l2-cache-size" to the compiler.
8649 (decode_l2_cache): New function to decode L2 cache parameters using
8650 0x8000006 extended cpuid function.
8651 (detect_caches_amd): Determine parameters of L2 cache using
8652 decode_l2_caches function.
8653 (decode_caches_intel): Decode L2 cache parameters.
8654 (detect_caches_intel): Determine L2 cache parameters using
8655 decode_caches_intel and decode_l2_caches functions.
8657 2008-04-03 Bob Wilson <bob.wilson@acm.org>
8659 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
8660 secondary input reload for subword loads from the constant pool.
8662 2008-04-03 Janis Johnson <janis187@us.ibm.com>
8665 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
8666 constants of the appropriate size for runtime calculations.
8669 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8670 decimal-float literal constant zero.
8672 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8675 * c-parser.c (c_parser_omp_atomic): Call
8676 default_function_array_conversion on the RHS.
8679 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8680 call is_variable_sized if decl has incomplete type.
8682 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8684 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8686 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8688 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8690 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8691 (sgt<u>): Merge sgt and sgtu into new expander.
8692 (sgt, sgtu): Remove expanders.
8693 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8694 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8695 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8696 *sgtu_<mode>_mips16 into new pattern.
8697 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8698 (sge<u>): Merge sge and sgeu into new expander.
8699 (sge, sgeu): Remove expanders.
8700 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8702 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8703 (slt<u>): Merge slt and sltu into new expander.
8704 (slt, sltu): Remove expanders.
8705 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8706 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8707 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8708 *sltu_<mode>_mips16 into new pattern.
8709 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8710 (sle<u>): Merge sle and sleu into new expander.
8711 (sle, sleu): Remove expanders.
8712 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8713 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8714 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8715 *sleu_<mode>_mips16 into new pattern.
8716 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8718 2008-04-03 Jan Hubicka <jh@suse.cz>
8720 PR tree-optimization/35795
8721 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8722 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8723 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8724 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8725 * score/score3.c (score3_output_mi_thunk): Likewise.
8726 * score/score7.c (score7_output_mi_thunk): Likewise.
8727 * mips/mips.c (mips_output_mi_thunk): Likewise.
8729 2008-04-03 Richard Guenther <rguenther@suse.de>
8731 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8732 conversions. Simplify code.
8734 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8736 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8738 2008-04-03 Tom Tromey <tromey@redhat.com>
8739 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8741 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8742 * config/bfin/t-bfin-linux (generated_files): Add
8743 linux-sysroot-suffix.h.
8744 * doc/install.texi (Prerequisites): Require make 3.80.
8745 * doc/sourcebuild.texi (Front End Directory): Document new
8747 * Makefile.in (generated_files): New variable.
8748 (ALL_HOST_OBJS): New variable.
8749 ($(ALL_HOST_OBJS)): New target.
8751 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8753 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8754 (remap_block): Call id->transform_lang_insert_block instead
8756 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8757 Set id.transform_lang_insert_block to NULL.
8758 (clone_body): Move to cp/optimize.c
8759 * tree-inline.h (struct copy_body_data): Change
8760 transform_lang_insert_block to function pointer.
8761 (copy_generic_body, copy_decl_no_change): Export.
8762 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8763 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8764 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8766 * c-tree.h (insert_block): Kill.
8767 * c-decl.c (insert_block): Kill.
8769 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8771 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8772 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8773 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8775 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8776 argument, call {push,pop}_function_context from here.
8777 * c-parser.c: Use c_{push,pop}_function_context.
8779 * function.c (push_function_context_to): Move meat ...
8780 (push_function_context): ... here. Simplify.
8781 * function.c (pop_function_context_from): Move meat ...
8782 (pop_function_context): ... here. Simplify.
8783 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8785 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8786 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8787 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8788 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8790 2008-04-03 Ben Elliston <bje@au.ibm.com>
8792 * expmed.c (extract_force_align_mem_bit_field): Remove.
8794 2008-04-03 Richard Guenther <rguenther@suse.de>
8797 * expr.h (try_casesi): Adjust prototype.
8798 * expr.c (try_casesi): Take fallback label as extra parameter.
8799 Use that for gen_casesi if default_label is NULL.
8800 * stmt.c (expand_case): Pass fallback label to try_casesi,
8801 make sure to fill gaps with a fallback label if default_label
8804 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8807 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8809 2008-04-03 Ben Elliston <bje@au.ibm.com>
8811 * expmed.c (extract_split_bit_field): Remove if (0) code.
8812 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8813 (do_ds_constraint): Likewise.
8815 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8817 * doc/cppopts.texi (-dU): Document.
8818 * c-common.h (flag_dump_macros): Update comment.
8819 * c-opts.c (handle_OPT_d): Handle -dU.
8820 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8821 dump_queued_macros, cb_used_define, cb_used_undef): New.
8822 (init_pp_output): Handle -dU.
8823 (cb_line_change): Call dump_queued_macros.
8824 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8826 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8828 * config/avr/predicates.md (io_address_operand): New predicate.
8829 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8830 * config/avr/avr.c (avr_io_address_p): Remove function.
8831 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8832 'avr_io_address_p' function.
8833 (out_movhi_r_mr): (Ditto.).
8834 (out_movqi_mr_r): (Ditto.).
8835 (out_movhi_mr_r): (Ditto.).
8836 (avr_address_cost): (Ditto.).
8838 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8840 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8841 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8842 in 32bit mode when XMM registers are available to avoid store
8844 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8845 corresponding post-reload splitters.
8847 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8849 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8850 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8851 __builtin_ia32_roundss.
8852 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8853 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8854 __builtin_ia32_roundss.
8855 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8856 IX86_BUILTIN_SHUFPD here.
8858 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8860 * config/i386/i386.md (plogic): New.
8861 (plogicprefix): Likewise.
8863 * config/i386/mmx.md (mmx_<code><mode>3): New.
8864 (mmx_and<mode>3): Removed.
8865 (mmx_ior<mode>3): Likewise.
8866 (mmx_xor<mode>3): Likewise.
8868 * config/i386/sse.md (<code><mode>3): New.
8869 (*<code><mode>3): Likewise.
8870 (*<code><mode>3): Likewise.
8871 (<code><mode>3): Likewise.
8872 (*sse_<code><mode>3): Likewise.
8873 (*sse2_<code><mode>3): Likewise.
8874 (<code>tf3): Likewise.
8875 (*<code>tf3): Likewise.
8876 (and<mode>3): Likewise.
8877 (*and<mode>3): Likewise.
8878 (ior<mode>3): Removed.
8879 (*ior<mode>3): Likewise.
8880 (xor<mode>3): Likewise.
8881 (*xor<mode>3): Likewise.
8882 (*and<mode>3): Likewise.
8883 (*ior<mode>3): Likewise.
8884 (*xor<mode>3): Likewise.
8885 (and<mode>3): Likewise.
8886 (*sse_and<mode>3): Likewise.
8887 (*sse2_and<mode>3): Likewise.
8889 (*andtf3): Likewise.
8890 (ior<mode>3): Likewise.
8891 (*sse_ior<mode>3): Likewise.
8892 (*sse2_ior<mode>3): Likewise.
8894 (*iortf3): Likewise.
8895 (xor<mode>3): Likewise.
8896 (*sse_xor<mode>3): Likewise.
8897 (*sse2_xor<mode>3): Likewise.
8899 (*xortf3): Likewise.
8901 2008-04-02 Richard Guenther <rguenther@suse.de>
8903 PR tree-optimization/14495
8904 PR tree-optimization/34793
8905 * tree-vrp.c (struct switch_update): New structure.
8906 (to_remove_edges, to_update_switch_stmts): New VECs.
8907 (simplify_switch_using_ranges): New function. Remove not taken
8908 case labels and edges.
8909 (simplify_stmt_using_ranges): Call it.
8910 (identify_jump_threads): Mark edges we have queued for removal
8911 so we don't thread them.
8912 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8914 * tree-cfg.c (group_case_labels): Deal with missing default label.
8915 (tree_verify_flow_info): Allow missing default label.
8916 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8917 (emit_case_nodes): Likewise.
8918 (expand_case): Do not rely on the default label to be present.
8919 * expr.c (try_casesi): Deal with NULL default_label.
8920 (do_tablejump): Likewise.
8922 2008-04-02 Richard Guenther <rguenther@suse.de>
8924 PR tree-optimization/14495
8925 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8926 SWITCH_EXPR here ...
8927 (vrp_visit_switch_stmt): ... but here (new function).
8928 (find_case_label_index): New helper function.
8929 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8931 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8933 * fwprop.c: Fix ISO-C99ism.
8935 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8938 * Makefile.in (objdir): Set it here.
8939 * configure.ac: Not here. Find dynamic linker characteristics.
8940 * exec-tool.in: Use them.
8941 * aclocal.m4: Regenerate.
8942 * configure: Regenerate.
8944 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8946 * expr.c (expand_var): Delete it.
8947 * expr.h (expand_var): Delete prototype.
8948 * function.c (expand_function_start): Use expand_decl instead.
8949 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8952 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8954 PR rtl-optimization/35542
8955 * fwprop.c (forward_propagate_and_simplify): Replace
8956 loc_reg_mentioned_in_p with reg_mentioned_p.
8958 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8960 PR rtl-optimization/35281
8961 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8962 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8963 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8964 (varying_mem_p): Move above propagate_rtx.
8965 (all_uses_available_at): Do not check MEMs.
8967 2008-04-02 Rafael Espindola <espindola@google.com>
8969 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8970 (register_edge_assert_for_2): Split the cond argument.
8971 (register_edge_assert_for_1): Adjust for the change in
8972 register_edge_assert_for_2.
8973 (register_edge_assert_for): Split the cond argument.
8974 (find_switch_asserts): Adjust for the change in
8975 register_edge_assert_for.
8977 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8979 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8980 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8981 offsets for 64-bit mingw.
8982 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8983 abi for x86_64-pc-mingw.
8985 2008-04-02 Richard Guenther <rguenther@suse.de>
8987 * tree-vrp.c (extract_range_from_assert): Make sure to not
8988 produce range min/max with TREE_OVERFOW set.
8989 If merging a anti-range and a range keep the anti-range if
8990 the range covers all values of the type.
8991 (register_edge_assert_for_2): Only allow sign-changing
8992 conversions in detecting canonical range checks. Also
8993 register an assert for the unsigned name if useful.
8995 PR tree-optimization/35787
8996 * tree-vrp.c (vrp_val_max): New function.
8997 (vrp_val_min): Likewise.
8998 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8999 (vrp_val_is_min): Likewise.
9000 (supports_overflow_infinity): Use vrp_val_{min,max}.
9001 (negative_overflow_infinity): Likewise.
9002 (positive_overflow_infinity): Likewise.
9003 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
9004 (is_positive_overflow_infinity): Likewise.
9005 (is_overflow_infinity): Likewise.
9006 (avoid_overflow_infinity): Use vrp_val_{min,max} and
9007 vrp_val_is_{min,max}.
9008 (set_and_canonicalize_value_range): Canonicalize anti-ranges
9009 to ranges if possible. Avoid empty ranges.
9011 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9014 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
9015 the expression is a function address.
9017 2008-04-01 George Helffrich <george@gcc.gnu.org>
9019 PR fortran/35154, fortran/23057
9020 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
9021 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
9022 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
9023 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
9025 (dbxout_syms): Check for COMMON-based symbol and wrap in
9026 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
9027 in bracket for efficiency.
9029 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
9030 using DW_TAG_common_block + member offset.
9031 (add_pubname_string): New function.
9032 (dw_expand_expr): New function to find block name and offset for
9034 (common_check): New function to check whether symbol in Fortran COMMON.
9035 (gen_variable_die): If COMMON, use DW_TAG_common_block.
9037 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
9040 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
9042 2008-04-02 Ben Elliston <bje@au.ibm.com>
9044 * config/v850/v850.md (casesi): Remove if (0) code.
9045 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9046 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9048 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
9050 * config/i386/i386.md (rex64suffix): New mode attribute.
9051 (floathi<mode>2): Disable expander for SSE math.
9052 (*floathi<mode>2_1): New insn insn_and_split pattern.
9053 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
9054 corresponding post-reload splitters.
9055 (*floathi<mode>2_i387): New macroized insn pattern.
9056 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
9057 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
9058 insn_and_split pattern.
9059 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
9060 New macroized instruction patterns and corresponding post-reload
9062 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
9063 and corresponding post-reload splitters.
9064 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
9065 New macroized instruction patterns.
9066 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
9067 macroized instruction patterns and corresponding post-reload splitters.
9068 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
9069 corresponding post-reload splitters.
9070 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
9071 New macroized instruction patterns.
9072 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
9073 corresponding post-reload splitters.
9074 (*floatsi<mode>2_i387): New macroized instruction patterns.
9076 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
9078 * config/i386/i386.md (smaxmin): New.
9079 (umaxmin): Likewise.
9080 (maxminiprefix): Likewise.
9081 (maxminfprefix): Likewise.
9082 (<code><mode>3): Likewise.
9083 (smin<mode>3): Removed.
9084 (smax<mode>3): Likewise.
9086 * config/i386/mmx.md (mmx_<code>v2sf3): New.
9087 (mmx_<code>v4hi3): Likewise.
9088 (mmx_<code>v8qi3): Likewise.
9089 (mmx_smaxv2sf3): Removed.
9090 (mmx_sminv2sf3): Likewise.
9091 (mmx_umaxv8qi3): Likewise.
9092 (mmx_smaxv4hi3): Likewise.
9093 (mmx_uminv8qi3): Likewise.
9094 (mmx_sminv4hi3): Likewise.
9096 * config/i386/sse.md (<addsub><mode>3): New.
9097 (*<addsub><mode>3): Likewise.
9098 (<sse>_vm<addsub><mode>3): Likewise.
9099 (<maxmin><mode>3): Likewise.
9100 (*<maxmin><mode>3_finite): Likewise.
9101 (*<maxmin><mode>3): Likewise.
9102 (<sse>_vm<maxmin><mode>3): Likewise.
9103 (sse3_h<addsub>v4sf3): Likewise.
9104 (sse3_h<addsub>v2df3): Likewise.
9105 (<maxmin>v16qi3): Likewise.
9106 (*<maxmin>v16qi3): Likewise.
9107 (<maxmin>v8hi3): Likewise.
9108 (*<maxmin>v8hi3): Likewise.
9109 (*sse4_1_<maxmin><mode>3): Likewise.
9110 (*sse4_1_<maxmin><mode>3): Likewise.
9111 (add<mode>3): Removed.
9112 (*add<mode>3): Likewise.
9113 (<sse>_vmadd<mode>3): Likewise.
9114 (sub<mode>3): Likewise.
9115 (*sub<mode>3): Likewise.
9116 (<sse>_vmsub<mode>3): Likewise.
9117 (smin<mode>3): Likewise.
9118 (*smin<mode>3_finite): Likewise.
9119 (*smin<mode>3): Likewise.
9120 (<sse>_vmsmin<mode>3): Likewise.
9121 (smax<mode>3): Likewise.
9122 (*smax<mode>3_finite): Likewise.
9123 (*smax<mode>3): Likewise.
9124 (<sse>_vmsmax<mode>3): Likewise.
9125 (sse3_haddv4sf3): Likewise.
9126 (sse3_haddv2df3): Likewise.
9127 (sse3_hsubv4sf3): Likewise.
9128 (sse3_hsubv2df3): Likewise.
9129 (umaxv16qi3): Likewise.
9130 (*umaxv16qi3): Likewise.
9131 (smaxv8hi3): Likewise.
9132 (*smaxv8hi3): Likewise.
9133 (*sse4_1_smax<mode>3): Likewise.
9134 (*sse4_1_umax<mode>3): Likewise.
9135 (uminv16qi3): Likewise.
9136 (*uminv16qi3): Likewise.
9137 (sminv8hi3): Likewise.
9138 (*sminv8hi3): Likewise.
9139 (*sse4_1_smin<mode>3): Likewise.
9140 (*sse4_1_umin<mode>3): Likewise.
9142 2008-04-01 Rafael Espindola <espindola@google.com>
9144 * tree-cfg.c (verify_expr): remove in_phi.
9145 (verify_stmt): Don't call walk_tree with verify_expr. Use
9146 is_gimple_min_invariant instead of is_gimple_val.
9148 2008-04-01 Joseph Myers <joseph@codesourcery.com>
9150 * doc/include/gpl_v3.texi: Update for manpage generation.
9151 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
9153 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
9154 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
9155 gpl_v3.texi instead of gpl.texi.
9158 2008-04-01 Jakub Jelinek <jakub@redhat.com>
9161 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
9163 2008-04-01 Rafael Espindola <espindola@google.com>
9165 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
9166 (extract_code_and_val_from_cond): Use
9167 extract_code_and_val_from_cond_with_ops.
9169 2008-04-01 Jan Hubicka <jh@suse.cz>
9171 * function.c (free_after_compilation): Free epilogue_delay_list.
9172 (prepare_function_start): Assert that previous compilation was freed.
9174 2008-04-01 Jan Hubicka <jh@suse.cz>
9175 Jim Wilson <wilson@tuliptree.org>
9176 Andreas Tobler <andreast@gcc.gnu.org>
9179 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
9180 rtl.emit instead cfun->emit.
9181 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
9182 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
9184 2008-04-01 Ben Elliston <bje@au.ibm.com>
9186 * doc/c-tree.texi (Function Basics): Fix grammatical error.
9188 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
9190 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
9192 (fprofile-use): Add var flag_profile_use
9193 * coverage.c (coverage_begin_output): Do not open a gcno file for
9194 output only if -ftest-coverage is set.
9195 Do not add getpwd() to gcda file path.
9196 (build_gcov_info): Check the new flag
9197 flag_profile_datafile_relative_path.
9198 (coverage_init): Use profile_data_prefix.
9199 Read profile counter only if flag_profile_use is set.
9200 * opts.c (common_handle_option): New option fprofile-use=,
9201 fprofile-dir=, fprofile-generate=.
9202 * toplev.c (profile_data_prefix): New variable definition.
9203 * toplev.h (profile_data_prefix): New declaration.
9204 * doc/invoke.tex (Option Summary, Optimization Options):
9207 2008-03-31 James E. Wilson <wilson@tuliptree.org>
9209 * varasm.c (output_constant_pool_1): In LABEL_REF check,
9210 use tmp consistently.
9213 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
9214 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9215 UNSPEC_FR_RECIP_APPROX_RES.
9216 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
9218 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
9221 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
9223 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9226 * fold-const.c (fold_indirect_ref_1): Support accessing non first
9227 element of the vector via a pointer.
9229 2008-03-31 Ian Lance Taylor <iant@google.com>
9231 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
9233 2008-03-31 Jan Hubicka <jh@suse.cz>
9235 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9236 get_arg_pointer_save_area.
9237 * expr.c (init_expr): Just clear out rtl.expr.
9238 * function.c (free_after_compilation): Clear out whole RTL structure.
9239 (get_func_frame_size): Merge into ...
9240 (get_frame_size): ... this one.
9241 (assign_stack_local_1): Merge into ...
9242 (assign_stack_local): ... this one.
9243 (expand_function_end): Update call of get_arg_pointer_save_area.
9244 (get_art_pointer_save_area): Remove cfun argument.
9245 * function.h (emit_status): regno_pointer_align does not need length
9246 attribute. Move x_regno_reg_rtx to ...
9247 (regno_reg_rtx): ... new global array.
9248 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
9249 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
9250 apply_args_value, forced_labels, stack_pointer_delta):
9252 (struct varasm_status): Move here from varasm.c
9253 (struct rtl_data): New. Move here some fields from struct function.
9254 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9255 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9256 used_temp_slots avail_temp_slots, temp_slot_level,
9257 nonlocal_goto_handler_labels): Update accesstors.
9258 (rtl): New global variable.
9259 (struct function): Move some fileds to rtl_data.
9260 (get_arg_pointer_save_area): Update prototype.
9261 * emit-rtl.c (rtl): Declare.
9262 (regno_reg_rtx): Declare.
9263 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9265 (gen_reg_rtx): Update.
9266 (init_virtual_regs): Do not tate emit_status argument.
9267 (init_emit): Do not allocate emit.
9268 * varasm.c (varasm_statuc): Move to function.h.
9269 (n_deferred_constatns): Update accestor.
9270 (init_varasm_status): Do not allocate varasm_status.
9271 (force_const_mem, get_pool_size, output_constant_pool): Update.
9272 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9273 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9275 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
9277 PR rtl-optimization/35729
9278 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
9281 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
9284 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
9285 load/store if memory is unaligned.
9286 (*movti_rex64): Likewise.
9288 * config/i386/predicates.md (misaligned_operand): New.
9290 2008-03-31 Andrew Pinski <pinskia@gmail.com>
9293 * tree-ssa-phiopt.c (conditional_replacement): Return early for
9296 2008-03-31 Jan Beulich <jbeulich@novell.com>
9298 * config/ia64/constraints.md: Add 'j' constraint.
9299 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
9300 (movdi_internal): Likewise.
9302 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
9305 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
9307 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
9310 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
9311 proper error message for the third argument on blendpd and
9314 * config/i386/sse.md (blendbits): New.
9315 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
9317 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
9319 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
9321 2008-03-30 Richard Guenther <rguenther@suse.de>
9324 * fold-const.c (fold_sign_changed_comparison): Do leave
9325 conversions to base-types alone.
9327 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9329 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
9330 the link register if one altivec register is be saved.
9332 2008-03-30 Ben Elliston <bje@au.ibm.com>
9334 * final.c (final_scan_insn): Remove if (0) code.
9336 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9338 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9340 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9342 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9343 of V4SFmode to ix86_binary_operator_ok.
9345 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9347 * config/i386/i386.c (override_options): Initialize
9348 ix86_veclib_handler to ix86_veclibabi_svml when
9349 -mveclibabi=svml is used.
9350 (ix86_veclibabi_svml): New function for SVML ABI style
9351 vectorization support.
9352 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9354 2008-03-28 Rafael Espindola <espindola@google.com>
9356 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9357 (tree_binary_nonnegative_warnv_p): Make it public.
9358 (tree_single_nonnegative_warnv_p): Make it public.
9359 (tree_invalid_nonnegative_warnv_p): Make it public.
9360 (tree_unary_nonzero_warnv_p): Make it public.
9361 (tree_binary_nonzero_warnv_p): Make it public
9362 (tree_single_nonzero_warnv_p): Make it public.
9363 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
9364 (extract_range_from_binary_expr): Split the expr argument.
9365 (extract_range_from_unary_expr): Split the expr argument.
9366 (extract_range_from_comparison): Split the expr argument.
9367 (extract_range_from_expr): Use the new aux functions.
9368 (vrp_evaluate_conditional_warnv): Use
9369 vrp_evaluate_conditional_warnv_with_ops.
9370 * tree.h (tree_unary_nonzero_warnv_p): Declare.
9371 (tree_binary_nonzero_warnv_p): Declare.
9372 (tree_single_nonzero_warnv_p): Declare.
9373 (tree_expr_nonzero_warnv_p): Declare.
9374 (tree_unary_nonnegative_warnv_p): Declare.
9375 (tree_binary_nonnegative_warnv_p): Declare.
9376 (tree_single_nonnegative_warnv_p): Declare.
9377 (tree_invalid_nonnegative_warnv_p): Declare.
9379 2008-03-28 Richard Guenther <rguenther@suse.de>
9381 PR tree-optimization/30317
9382 PR tree-optimization/30911
9383 PR tree-optimization/34793
9384 * tree-vrp.c (set_and_canonicalize_value_range): New function.
9385 (struct assert_locus_d): New member EXPR.
9386 (register_new_assert_for): Add EXPR parameter to support
9387 ASSERT_EXPR <name, expr OP limit>.
9388 (register_edge_assert_for_1): Adjust callers.
9389 (find_assert_locations): Likewise.
9390 (process_assert_insertions_for): Build condition from expression.
9391 (extract_range_from_assert): Handle ASSERT_EXPRs
9392 of the form ASSERT_EXPR <name, expr OP limit>.
9393 (register_edge_assert_for_2): New helper registering
9394 asserts for comparisons. Recognize range tests of the form
9395 (unsigned)i - CST1 OP CST2.
9396 (register_edge_assert_for_1): Use it.
9397 (register_edge_assert_for): Likewise.
9398 (needs_overflow_infinity): Integer sub-types
9399 do not need overflow infinities.
9400 (vrp_val_is_max): The extreme values of integer sub-types
9401 are those of the base type.
9402 (vrp_val_is_min): Likewise.
9403 * tree.def (ASSERT_EXPR): Document extra allowed conditional
9406 2008-03-28 Nick Clifton <nickc@redhat.com>
9409 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9410 Return GENERAL_REGS for stack adjustment reloads.
9412 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9415 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
9416 const_vector when all the vectors are constant.
9418 2008-03-27 Bob Wilson <bob.wilson@acm.org>
9420 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
9422 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
9423 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
9425 (s<code>_sf): Use new scc_sf attribute for opcode names.
9427 2008-03-27 Tom Tromey <tromey@redhat.com>
9429 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
9430 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
9431 config/spu/t-spu-elf, config/i386/t-interix,
9432 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
9433 config/i386/x-darwin, config/i386/x-mingw32,
9434 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
9435 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
9436 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
9437 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
9438 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
9439 config/rs6000/x-darwin, config/rs6000/t-rs6000,
9440 config/score/t-score-elf, config/arm/t-strongarm-pe,
9441 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
9442 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
9443 Revert automatic dependency patch.
9445 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
9448 * config/i386/i386.c (ix86_function_arg_boundary): Align
9449 decimal floating point to its natural boundary.
9451 2008-03-27 Richard Guenther <rguenther@suse.de>
9454 * fold-const.c (fold_comparison): Restrict distinct decl
9455 comparison folding to VAR_DECLs and PARM_DECLs. Do not
9456 solely rely on operand_equal_p.
9458 2008-03-27 Richard Guenther <rguenther@suse.de>
9461 * c-common.c (handle_weak_attribute): Reject combination of
9464 2008-03-27 Richard Guenther <rguenther@suse.de>
9466 PR tree-optimization/32810
9467 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
9468 conversions from DECL_INITIAL.
9469 (fold_const_aggregate_ref): Likewise from constructor elements.
9471 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9473 * tree-affine.h (aff_combination_expand): Declare.
9474 (get_inner_reference_aff): Likewise.
9475 * tree-affine.c (aff_combination_expand): Split out from
9476 tree_to_aff_combination_expand.
9477 (get_inner_reference_aff): New function.
9478 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9479 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9480 (struct lim_aux_data): sm_done field removed.
9481 (mem_ref_loc_p, mem_ref_locs_p): New types.
9482 (struct mem_ref): Added id, stored, accesses_in_loop,
9483 indep_loop, dep_loop, indep_ref, dep_ref fields.
9484 Removed is_stored, locs and next fields.
9485 (memory_accesses): New variable.
9486 (movement_possibility): Do not allow moving statements
9487 that store to memory.
9488 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9490 (determine_max_movement): For statements with memory references,
9491 find the outermost loop in that the reference is independent.
9492 (move_computations_stmt): Mark the virtual operands for renaming.
9493 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9494 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9495 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9496 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9497 create_vop_ref_mapping, analyze_memory_references,
9498 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9499 get_all_locs_in_loop, ref_always_accessed_p,
9500 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9501 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9502 store_motion_loop, store_motion): New functions.
9503 (struct vop_to_refs_elt): New type.
9504 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9505 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9506 (schedule_sm): Replaced by...
9507 (execute_sm): ... this.
9508 (determine_lsm_ref, hoist_memory_references,
9509 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9510 find_more_ref_vops, free_mem_ref, free_mem_refs,
9511 determine_lsm_loop, determine_lsm): Removed.
9512 (tree_ssa_lim_finalize): Free data structures used by store motion.
9513 (tree_ssa_lim): Call analyze_memory_references. Use
9514 store_motion instead of determine_lsm.
9516 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9518 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9519 rename tmake_file to m68hc11/t-m68hc11.
9520 (mcore): Set inhibit_libc to true.
9521 * config.host (alpha*-dec-*vms*): Set extra_programs.
9522 (interix3*): Don't use host_xmake_file.
9523 * configure.ac: Let config.gcc override inhibit_libc.
9524 * configure: Regenerate.
9526 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9527 * config/t-openbsd-thread: Remove commented out lines.
9529 * config/x-interix: Remove.
9531 * config/m68hc11/t-m68hc11-gas: Rename to...
9532 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9534 * config/mcore/t-mcore: Remove T_CFLAGS.
9535 * config/mcore/t-mcore-pe: Likewise.
9537 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9539 * configure.ac: Replace custom __GNU_SOURCE test with
9540 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9541 * aclocal.m4: Regenerate.
9542 * configure: Regenerate.
9543 * config.in: Regenerate.
9545 2008-03-27 Richard Guenther <rguenther@suse.de>
9547 * fold-const.c (target.h): Include.
9548 (fold_comparison): Fold comparison of addresses of decls
9549 that bind locally or of constants. Consolidate address folding code.
9550 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9551 results from fold_binary_to_constant.
9552 (compare_values_warnv): Likewise.
9554 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9557 * fold-const.c (fold_truthop): Check for integeral types when folding
9558 a == 0 && b == 0 and a != 0 || b != 0 .
9560 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9562 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9564 2008-03-26 Andreas Schwab <schwab@suse.de>
9566 * doc/invoke.texi: Fix use of @item vs. @itemx.
9568 2008-03-26 Tom Tromey <tromey@redhat.com>
9570 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9571 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9572 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9573 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9574 build/genconstants.o, build/genemit.o, build/genextract.o,
9575 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9576 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9579 2008-03-26 Richard Guenther <rguenther@suse.de>
9582 2008-03-26 Richard Guenther <rguenther@suse.de>
9584 * fold-const.c (target.h): Include.
9585 (fold_comparison): Fold comparison of addresses of two decls
9586 that bind locally. Consolidate address folding code.
9588 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9590 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9591 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9592 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9593 dconstsqrt2, dconstthird, dconste and/or dconst10.
9594 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9595 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9596 dconstsqrt2, dconste): Delete.
9597 (init_emit_once): Likewise. Simplify initializing dconstm1.
9599 * real.c (get_real_const): New.
9600 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9601 dconstsqrt2, dconste): Delete.
9602 (real_value_const, get_real_const): New.
9604 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9606 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9608 * config/i386/i386.c (ix86_function_arg_boundary): Check
9609 BIGGEST_ALIGNMENT instead of 128.
9610 (setup_incoming_varargs_64): Likewise.
9612 2008-03-26 Tom Tromey <tromey@redhat.com>
9614 * Makefile.in (DEPFILES): Add missing '/'.
9616 2008-03-26 Richard Guenther <rguenther@suse.de>
9618 * fold-const.c (target.h): Include.
9619 (fold_comparison): Fold comparison of addresses of two decls
9620 that bind locally. Consolidate address folding code.
9622 2008-03-26 Nick Clifton <nickc@redhat.com>
9625 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9626 not allow INT+INT as a legitimate addressing mode.
9628 2008-03-26 Richard Guenther <rguenther@suse.de>
9630 * tree-flow.h (widen_bitfield): Remove declaration.
9631 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9632 (widen_bitfield): Remove function.
9633 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9636 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9639 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9642 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9644 PR rtl-optimization/35232
9645 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9646 (forget_old_reloads_1, forget_marked_reloads): Don't clear
9647 reg_reloaded_call_part_clobbered here.
9648 (reload_regs_reach_end_p): New function.
9649 (reload_reg_rtx_for_input): New variable.
9650 (reload_reg_rtx_for_output): Likewise.
9651 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
9652 when reassigning a pseudo register. Load reloadreg from
9653 reload_reg_rtx_for_input, moving the mode and register
9655 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
9656 instead of the original when deciding whether an input reload
9657 would be a no-op or whether an output reload can be deleted.
9658 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
9659 when setting up new_spill_reg_store. Load it from
9660 reload_reg_rtx_for_output, moving the mode and register
9662 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
9663 instead of the original when deciding whether an output reload
9664 would be a no-op. Do the same when modifying insn notes.
9665 Use rtx_equal_p instead of == to compare the registers.
9666 (inherit_piecemeal_p): Take a mode and two register numbers
9668 (emit_reload_insns): Clear new_spill_reg_store for every hard
9669 register in the reload register. Remove spill registers
9670 from reg_reloaded_valid before considering whether to record
9671 inheritance information for them. Use reload_reg_rtx_for_output
9672 instead of reg_rtx when recording output reloads. Use
9673 reload_reg_rtx_for_input instead of reg_rtx when recording
9674 input reloads. Set or clear reg_reloaded_call_part_clobbered
9675 at the same time as setting reg_reloaded_valid.
9676 (delete_output_reload): Add a new_reload_reg parameter and use it
9677 instead of rld[j].reg_rtx.
9678 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9681 2008-03-25 Tom Tromey <tromey@redhat.com>
9683 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9684 (build/genattr.o): Likewise.
9685 (build/genattrtab.o): Likewise.
9686 (build/gencodes.o): Likewise.
9687 (build/genconfig.o): Likewise.
9688 (build/genconstants.o): Likewise.
9689 (build/genemit.o): Likewise.
9690 (build/genextract.o): Likewise.
9691 (build/genflags.o): Likewise.
9693 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9695 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9696 instead of size_int for integer types.
9697 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9698 to match type of MINUS_EXPR.
9700 2008-03-25 Tom Tromey <tromey@redhat.com>
9702 * configure: Rebuilt.
9703 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9706 2008-03-25 Tom Tromey <tromey@redhat.com>
9708 * config/x-solaris (host-solaris.o): Update.
9709 * config/x-linux (host-linux.o): Update.
9710 * config/x-hpux (host-hpux.o): Update.
9711 * config/x-darwin (host-darwin.o): Update.
9712 * config/v850/t-v850e (v850-c.o): Update.
9713 * config/v850/t-v850 (v850-c.o): Update.
9714 * config/t-vxworks (vxworks.o): Update.
9715 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9716 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9717 * config/spu/t-spu-elf (spu-c.o): Update.
9719 * config/sh/t-symbian (sh-c.o): Update.
9720 (symbian.o): Update.
9721 * config/sh/t-sh (sh-c.o): Update.
9722 * config/score/t-score-elf (score7.o, score3.o): Update.
9723 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9724 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9725 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9726 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9728 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9729 * config/m32c/t-m32c (m32c-pragma.o): Update.
9730 * config/ia64/t-ia64 (ia64-c.o): Update.
9731 * config/i386/x-mingw32 (host-mingw32.o): Update.
9732 * config/i386/x-i386 (driver-i386.o): Update.
9733 * config/i386/x-darwin (host-i386-darwin.o): Update.
9734 * config/i386/x-cygwin (host-cygwin.o): Update.
9735 * config/i386/t-nwld (nwld.o): Update.
9736 * config/i386/t-netware (netware.o): Update.
9737 * config/i386/t-interix (winnt.o): Update.
9738 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9739 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9740 msformat-c.o): Update.
9741 * config/bfin/t-bfin-linux (generated_files): Add
9742 linux-sysroot-suffix.h.
9743 * config/arm/t-wince-pe (pe.o): Update.
9744 * config/arm/t-strongarm-pe (pe.o): Update.
9745 * config/arm/t-pe (pe.o): Update.
9746 * config/arm/t-arm (arm-c.o): Update.
9747 * doc/install.texi (Prerequisites): Require make 3.80.
9748 * Makefile.in: Remove .o targets.
9749 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9750 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9751 (simple_generated_h, simple_generated_c): Move earlier.
9752 (generated_files): New variable.
9753 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9754 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9755 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9756 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9757 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9758 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9759 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9760 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9761 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9762 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9763 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9764 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9766 (COMPILE.base, COMPILE): New variables.
9767 (%.o): New pattern rule.
9768 (ALL_HOST_OBJS): New variable.
9769 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9770 (dummy-checksum.o, cc1-checksum.o): Remove.
9771 (DRIVER_SHLIB): New variable.
9772 (DRIVER_DEFINES): Use it.
9773 (gencondmd.c): Move out of build/.
9774 (s-conditions): Update.
9775 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9776 (ALL_BUILD_OBJS): Likewise.
9777 (build/%.o): Use BUILDCOMPILE.
9778 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9779 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9780 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9781 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9782 build/genconfig.o, build/genconstants.o, build/genemit.o,
9783 build/genextract.o, build/genflags.o, build/genmddeps.o,
9784 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9785 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9786 build/gen-protos.o, build/scan.o, build/fix-header.o,
9787 build/scan-decls.o): Simplify.
9788 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9789 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9790 prefix.o, toplev.o): Reduce to variable setting.
9791 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9792 ($(out_object_file), gcc-options.o): New targets.
9793 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9794 * configure: Rebuilt.
9795 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9796 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9798 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9800 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9801 complain when we hit an error, return ERROR_MARK_NODE.
9803 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9805 * config/sh/constraints.md (Pso, Psz): New constraints.
9806 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9807 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9809 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9811 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9812 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9814 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9816 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9817 (prefetch_sh2a): New.
9819 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9820 Naveen.H.S <naveen.hs@kpitcummins.com>
9822 * config/sh/constraints.md (I28): New constraint.
9823 * config/sh/sh.c (broken_move): Add support for movi20s.
9824 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9826 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9827 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9828 Naveen.H.S <naveen.hs@kpitcummins.com>
9830 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9831 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9832 (print_operand): Handle resbank in %@ operand code.
9833 (sh_encode_section_info): New.
9834 (push_regs): Add conditions for resbank.
9835 (sh_expand_epilogue): Likewise.
9836 (sh_insert_attributes): Likewise.
9837 (sh_attribute_table): Likewise.
9838 (sh_handle_resbank_handler_attribute): New.
9839 (sh2a_handle_function_vector_handler_attribute): New.
9840 (sh2a_is_function_vector_call): New.
9841 (sh2a_get_function_vector_number): New.
9842 (sh2a_function_vector_p): New.
9843 (sh_cfun_resbank_handler_p): New.
9844 * config/sh/sh.md (calli): Emit jsr/n if possible.
9845 (calli_tbr_rel): New.
9846 (calli_pcrel): Emit jsr/n if possible.
9847 (return_i): Emit rts/n if possible.
9848 (call_valuei_tbr_rel): New.
9849 (call_valuei_pcrel): Add condition for SH2A target.
9850 (call_value): Likewise.
9851 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9852 (sh2a_get_function_vector_number): Likewise.
9853 (sh2a_is_function_vector_call): Likewise.
9854 * doc/extend.texi: Document TBR relative addressing of SH2A.
9855 (resbank): Add description for SH2A.
9857 2008-03-24 Richard Guenther <rguenther@suse.de>
9860 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9861 pointer assignments change conversions according to middle-end rules.
9862 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9863 * configure.ac: Include type checking in yes.
9864 * configure: Regenerate.
9866 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9868 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9869 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9871 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9873 * gthr-vxworks.h (UNUSED): Define.
9875 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9877 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9879 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9881 * doc/extend.texi (Function Attributes): Add missing comma in the
9882 example of the "alloc_size" attribute.
9884 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9887 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9889 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9892 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9895 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9896 of the underlying type of a MS bitfield layout to the natural
9897 alignment of the type.
9899 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9901 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9902 to their natural alignment to avoid store forwarding stalls.
9904 2008-03-22 Richard Guenther <rguenther@suse.de>
9906 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9907 For PHI nodes verify the address is invariant.
9908 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9909 (get_symbol_constant_value): Use is_gimple_min_invariant.
9910 (maybe_fold_stmt_indirect): Likewise.
9912 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9914 PR rtl-optimization/33927
9915 * Makefile.in (dse.o): Depend on $(TM_P_H).
9916 * expr.h (extract_low_bits): Declare.
9917 * expmed.c (extract_low_bits): New function.
9918 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9919 * dse.c: Include tm_p.h.
9920 (find_shift_sequence): Remove the read_reg argument and return the
9921 read value. Emit the instructions instead of returning them.
9922 Iterate on new_mode rather than calculating it each time.
9923 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9924 source to NEW_MODE and extract_low_bits to convert the shifted
9926 (replace_read): Allow the load and store to have different mode
9927 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9928 or extraction instructions before trying the replacement. Update
9929 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9931 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9933 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9934 to their natural alignment to avoid store forwarding stalls.
9936 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9939 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9940 encouraging but not allowing gprs for input;
9941 change the input constraint to !f#r.
9942 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9944 change the output constraint to !f#r.
9946 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9949 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9950 corresponding post-reload splitters.
9951 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9952 when x87 FP math is selected.
9953 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9954 New function prototype.
9955 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9956 unreachable function to ease macroization of insn patterns.
9958 2008-03-21 Martin Jambor <mjambor@suse.cz>
9960 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9961 reference dumps if ddr is NULL or dependence is unknown.
9963 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9965 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9966 unsigned extension into account.
9967 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9968 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9969 Do computations on a scratch register.
9971 2008-03-21 Richard Guenther <rguenther@suse.de>
9973 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9974 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9975 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9976 * tree-ssa-dom.c (record_equality): Likewise.
9977 * tree-inline.c (copy_body_r): Likewise.
9978 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9981 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9983 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9984 as 'delete_unused' argument.
9986 2008-03-20 Richard Guenther <rguenther@suse.de>
9988 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9989 special casing of constant qualifiers.
9990 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9991 care about them in general.
9992 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9993 regardless of their type.
9994 (fold_stmt_r): Forcefully fold *& if we end up with that.
9996 2008-03-20 Paul Brook <paul@codesourcery.com>
9998 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9999 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
10001 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
10003 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
10004 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
10006 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
10008 * common.opt (Wmudflap): New option.
10009 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
10010 (mx_register_decls): Likewise.
10011 (mudflap_finish_file): Likewise.
10012 * doc/invoke.texi: Document -Wno-mudflap.
10014 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
10016 * c-format.c (replace_format_name_to_system_name): New.
10017 (cmp_attribs): New.
10018 (convert_format_name_to_system_name): New.
10019 (decode_format_attr): Add use of convert_format_name_to_system_name.
10020 (format_types_orig): Add gnu_ prefix to names.
10021 (check_format_info_main): Special treating of \0 escaped names for
10022 supporting multi-character format specifiers as I32, I64.
10023 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
10024 (gnu_target_overrides_format_attributes): New.
10025 * c-format.h: Add structure target_ovr_attr to hold
10026 system specific formatter names.
10027 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
10028 msformat-c.o file to c_target_objs and cxx_target_objs.
10029 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10030 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
10031 (TARGET_N_FORMAT_TYPES): New.
10032 * config/i386/msformat-c.c: New.
10033 * config/i386/t-cygming: Add build rule for msformat-c.o.
10034 * doc/extend.texi: Add new format names gnu_* and ms_* and
10036 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10038 2008-03-20 Ira Rosen <irar@il.ibm.com>
10040 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
10041 optimizations turned on under -O3.
10042 (ftree-vectorize): Add that the flag is turned on with -O3.
10044 2008-03-20 Ben Elliston <bje@au.ibm.com>
10046 * regmove.c (try_auto_increment): Fix spelling error in comment.
10047 * final.c (final_scan_insn): Likewise.
10049 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
10052 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
10053 allocator preferences for "y" and "r" class registers.
10054 ("*mov<mode>_internal"): Ditto.
10055 ("*movv2sf_internal_rex64"): Ditto.
10056 ("*movv2sf_internal"): Ditto.
10058 2008-03-19 Michael Matz <matz@suse.de>
10060 PR middle-end/35616
10061 * calls.c (expand_call): Check overlap of arguments with call
10062 address for sibcalls.
10064 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10067 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10068 of the underlying type of a MS bitfield layout to the natural
10069 alignment of the type.
10071 2008-03-19 Jan Hubicka <jh@suse.cz>
10074 * toplev.c (decode_d_option): Handle all CPP flags.
10075 * tree-vrp.c: Update tree_pass descriptors.
10076 * regrename.c: Update tree_pass descriptors.
10077 * fwprop.c: Update tree_pass descriptors.
10078 * doc/invoke.texi: Remove documentation of dropped -d? flags.
10079 * tree-into-ssa.c: Update tree_pass descriptors.
10080 * tree-dump.c: Update tree_pass descriptors.
10081 * tree-complex.c: Update tree_pass descriptors.
10082 * tree-dump.h: Update tree_pass descriptors.
10083 * see.c: Update tree_pass descriptors.
10084 * cgraphbuild.c: Update tree_pass descriptors.
10085 * tracer.c: Update tree_pass descriptors.
10086 * tree-loop-distribution.c: Update tree_pass descriptors.
10087 * cgraph.c: Update tree_pass descriptors.
10088 * postreload-gcse.c: Update tree_pass descriptors.
10089 * postreload.c: Update tree_pass descriptors.
10090 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
10091 * tree-tailcall.c: Update tree_pass descriptors.
10092 * tree-pass.h (tree_opt_pass): Rename to ...
10093 (opt_pass) ... this one; add "type" field and remove letter field.
10094 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
10095 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
10096 all_lowering_passes): Update declaration.
10097 * ipa-cp.c: Update tree_pass descriptors.
10098 * final.c: Update tree_pass descriptors.
10099 * omp-low.c: Update tree_pass descriptors.
10100 * tree-ssa-dse.c: Update tree_pass descriptors.
10101 * ipa-reference.c: Update tree_pass descriptors.
10102 * tree-ssa-uncprop.c: Update tree_pass descriptors.
10103 * auto-inc-dec.c: Update tree_pass descriptors.
10104 * reorg.c: Update tree_pass descriptors.
10105 * cgraphunit.c: Update tree_pass descriptors.
10106 * tree-ssa-copyrename.c: Update tree_pass descriptors.
10107 * tree-ssa-ccp.c: Update tree_pass descriptors.
10108 * df-core.c: Update tree_pass descriptors.
10109 * mode-switching.c: Update tree_pass descriptors.
10110 * tree-nomudflap.c: Update tree_pass descriptors.
10111 * modulo-sched.c: Update tree_pass descriptors.
10112 * ipa-pure-const.c: Update tree_pass descriptors.
10113 * cse.c: Update tree_pass descriptors.
10114 * web.c: Update tree_pass descriptors.
10115 * tree-stdarg.c: Update tree_pass descriptors.
10116 * tree-ssa-math-opts.c: Update tree_pass descriptors.
10117 * tree-ssa-dom.c: Update tree_pass descriptors.
10118 * tree-nrv.c: Update tree_pass descriptors.
10119 * tree-ssa-alias.c: Update tree_pass descriptors.
10120 * loop-init.c: Update tree_pass descriptors.
10121 * gimple-low.c: Update tree_pass descriptors.
10122 * ipa-inline.c: Update tree_pass descriptors.
10123 * tree-ssa-sink.c: Update tree_pass descriptors.
10124 * global.c: Update tree_pass descriptors.
10125 * ifcvt.c: Update tree_pass descriptors.
10126 * jump.c: Update tree_pass descriptors.
10127 * predict.c: Update tree_pass descriptors.
10128 * tree-ssa-loop.c: Update tree_pass descriptors.
10129 * recog.c: Update tree_pass descriptors.
10130 * dse.c: Update tree_pass descriptors.
10131 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
10132 * tree-eh.c: Update tree_pass descriptors.
10133 * regmove.c: Update tree_pass descriptors.
10135 * function.c: Update tree_pass descriptors.
10136 * tree-vectorizer.c: Update tree_pass descriptors.
10137 * gcse.c: Update tree_pass descriptors.
10138 * ipa-type-escape.c: Update tree_pass descriptors.
10139 * tree-if-conv.c: Update tree_pass descriptors.
10140 * init-regs.c: Update tree_pass descriptors.
10141 * ipa.c: Update tree_pass descriptors.
10142 * tree-ssa-phiopt.c: Update tree_pass descriptors.
10143 * rtl-factoring.c: Update tree_pass descriptors.
10144 * lower-subreg.c: Update tree_pass descriptors.
10145 * bt-load.c: Update tree_pass descriptors.
10146 * tree-dfa.c: Update tree_pass descriptors.
10147 * except.c: Update tree_pass descriptors.
10148 * emit-rtl.c: Update tree_pass descriptors.
10149 * cfgexpand.c: Update tree_pass descriptors.
10150 * tree-cfgcleanup.c: Update tree_pass descriptors.
10151 * cfgcleanup.c: Update tree_pass descriptors.
10152 * tree-ssa-pre.c: Update tree_pass descriptors.
10153 * tree-sra.c: Update tree_pass descriptors.
10154 * tree-mudflap.c: Update tree_pass descriptors.
10155 * tree-ssa-copy.c: Update tree_pass descriptors.
10156 * cfglayout.c: Update tree_pass descriptors.
10157 * tree-ssa-forwprop.c: Update tree_pass descriptors.
10158 * tree-ssa-dce.c: Update tree_pass descriptors.
10159 * tree-ssa.c: Update tree_pass descriptors.
10160 * regclass.c: Update tree_pass descriptors.
10161 * integrate.c: Update tree_pass descriptors.
10162 * tree-optimize.c: Update tree_pass descriptors.
10163 * tree-ssa-phiprop.c: Update tree_pass descriptors.
10164 * tree-object-size.c: Update tree_pass descriptors.
10165 * combine.c: Update tree_pass descriptors.
10166 * tree-outof-ssa.c: Update tree_pass descriptors.
10167 * bb-reorder.c: Update tree_pass descriptors.
10168 * stack-ptr-mod.c: Update tree_pass descriptors.
10169 * var-tracking.c: Update tree_pass descriptors.
10170 * tree-profile.c: Update tree_pass descriptors.
10171 * tree-vect-generic.c: Update tree_pass descriptors.
10172 * reg-stack.c: Update tree_pass descriptors.
10173 * sched-rgn.c: Update tree_pass descriptors.
10174 * tree-ssa-structalias.c: Update tree_pass descriptors.
10175 * tree-cfg.c: Update tree_pass descriptors.
10176 * passes.c (current_pass): Update declaration.
10177 (finish_optimization_passes): Update.
10178 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
10179 (register_one_dump_file, register_dump_files_1, next_pass_1):
10181 (init_optimization_passes): Update handling of new types.
10182 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
10183 * ipa-struct-reorg.c: Update tree_pass descriptors.
10184 * tree-ssa-reassoc.c: Update tree_pass descriptors.
10185 * combine-stack-adj.c: Update tree_pass descriptors.
10186 * cfgrtl.c: Update tree_pass descriptors.
10187 * dce.c: Update tree_pass descriptors.
10188 * tree-ssanames.c: Update tree_pass descriptors.
10190 2008-03-19 Richard Guenther <rguenther@suse.de>
10192 PR middle-end/35609
10193 * tree-ssa.c (walk_data): New structure.
10194 (warn_uninitialized_var): If not always_executed warn with "maybe"
10196 (execute_early_warn_uninitialized): Compute post-dominators.
10197 Initialize always_executed before processing each basic block.
10199 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10202 * config/i386/i386.c (x86_this_parameter): Calculate correct location
10203 of "this" pointer when "regparm = N" or "fastcall" is in effect.
10205 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10207 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
10209 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
10211 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
10213 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
10214 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
10215 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
10216 target after ignore has been set, and move there also the commputation
10217 of subtarget and original_target.
10218 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
10219 (LANG_HOOKS_INITIALIZER): Remove it.
10220 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
10222 2008-03-18 Richard Guenther <rguenther@suse.de>
10224 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
10225 found an expression with constants, note that in the VN for the lhs.
10226 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
10227 fold them to constants if possible. Run cleanup_cfg if done so.
10228 (execute_pre): Return todo.
10229 (do_pre): Likewise.
10230 (execute_fre): Likewise.
10231 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
10233 (get_prop_source_stmt): Look through pointer conversions.
10235 2008-03-18 Jan Hubicka <jh@suse.cz>
10237 * tree-pretty-print.c: Include predict.h.
10238 (dump_generic_node): Dump predictor.
10239 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10240 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10241 * gimple-low.c (lower_stmt): Likewise.
10242 * expr.c (expand_expr_real): Likewise.
10243 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10245 (build_predict_expr, build_predict_expr): New.
10246 * predict.h (predictor_name, build_predict_expr): Update.
10247 * c-typeck.c (c_finish_bc_stmt): Add prediction.
10248 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
10249 * predict.def (PRED_CONTINUE): Update hitrate.
10250 * tree.def (PREDICT_EXPR): Define.
10251 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
10252 do not handle BIND_EXPR.
10253 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
10254 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
10255 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
10258 2008-03-18 Michael Matz <matz@suse.de>
10260 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
10262 2008-03-18 Richard Guenther <rguenther@suse.de>
10264 * tree-gimple.h (is_gimple_invariant_address): Declare.
10265 (is_gimple_constant): Likewise.
10266 * tree-gimple.c (is_gimple_constant): New function.
10267 (is_gimple_invariant_address): Likewise.
10268 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
10269 and is_gimple_invariant_address.
10270 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
10272 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
10273 an addressable base.
10275 2008-03-18 Jakub Jelinek <jakub@redhat.com>
10277 PR middle-end/35611
10278 * gimplify.c (gimplify_expr): Gimplify second operand of
10281 2008-03-17 Richard Guenther <rguenther@suse.de>
10283 PR tree-optimization/19637
10284 * fold-const.c (fold_unary): Remove restrictions of removing
10285 intermediate pointer-conversions (P2)(P1)P0.
10286 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
10287 conversion to void pointer.
10288 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
10290 2008-03-16 James E. Wilson <wilson@tuliptree.org>
10293 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
10294 emulated thread local variables.
10296 2008-03-16 Richard Guenther <rguenther@suse.de>
10298 PR middle-end/35607
10299 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
10300 expand TREE_INVARIANT operations that are not gimple invariant.
10302 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
10304 * doc/extend.texi (Alignment): Say that the ABI controls
10305 the __alignof__ for non-strict-alignment targets rather
10306 than being a recommendation.
10308 2008-03-15 Paul Brook <paul@codesourcery.com>
10310 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
10312 (arm_output_fn_unwind): Mark functions that can not be unwound.
10314 2008-03-15 Paul Brook <paul@codesourcery.com>
10316 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
10317 extension instructions.
10319 2008-03-15 Richard Guenther <rguenther@suse.de>
10321 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
10322 and fold constant aggregate refs.
10323 (fold_const_aggregate_ref): Handle string constants
10324 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
10325 (evaluate_stmt): Simplify now that ccp_fold folds constant
10328 2008-03-15 Paul Brook <paul@codesourcery.com>
10330 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
10331 (extzv): Use gen_extzv_t2.
10332 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
10334 2008-03-15 Richard Guenther <rguenther@suse.de>
10336 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
10337 (fold_const_aggregate_ref): Likewise.
10338 (get_value): Return NULL if we don't have any values.
10339 (ccp_finalize): Set const_val to NULL after freeing it.
10340 * tree-flow.h (get_symbol_constant_value): Declare.
10341 (fold_const_aggregate_ref): Likewise.
10342 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10344 2008-03-15 Richard Guenther <rguenther@suse.de>
10346 PR middle-end/35593
10347 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10348 to not produce negative array indices if not allowed. Add
10349 parameter to indicate that.
10350 (maybe_fold_offset_to_component_ref): Allow negative array
10351 indices only for the first member of a structure.
10352 (maybe_fold_offset_to_reference): Allow negative array indices.
10353 (maybe_fold_stmt_addition): Likewise.
10355 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10356 Anatoly Sokolov <aesok@post.ru>
10358 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10359 (avr_arch): Add ARCH_AVR6.
10360 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10361 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10362 instead of fixed value 2.
10363 (print_operand_address): Use gs() asm specifier instead of pm().
10364 (avr_assemble_integer): (Ditto.).
10365 (avr_output_addr_vec_elt): (Ditto.).
10366 (print_operand): Handle "!" code.
10367 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
10368 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
10369 (AVR_HAVE_EIJMP_EICALL): Define.
10370 (AVR_3_BYTE_PC): Redefine.
10371 (AVR_2_BYTE_PC): (Ditto.).
10372 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
10373 (LINK_SPEC): Add atmega2560 and atmega2561.
10374 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
10376 * config/avr/avr.md (call_insn): Use eicall instead of icall
10377 for 3 byte PC devices.
10378 (call_value_insn): (Ditto.).
10379 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
10380 (indirect_jump): Use only for for 2 byte PC devices.
10381 (*tablejump): (Ditto.).
10382 (*indirect_jump_avr6): Add insn.
10383 (*tablejump_rjmp): Don't use for 3 byte PC devices.
10384 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
10385 instead of ijmp for 3 byte PC devices.
10386 (__tablejump2__): (Ditto.).
10387 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
10388 (MULITLIB_DIRNAMES): (Ditto.).
10389 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
10391 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
10393 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
10394 "sse2_umulsidi3". Use V1DI mode for operand 0.
10395 ("mmx_psadbw"): Use V1DI mode for operand 0.
10396 * config/i386/i386-modes.def (V1SI): New vector mode.
10397 * config/i386/i386.c (struct builtin_description)
10398 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
10399 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
10400 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
10401 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
10402 v1di_ftype_v8qi_v8qi type.
10403 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
10405 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
10406 __builtin_ia32_pmuludq]: Fix the mode of return value.
10408 2008-03-15 Richard Guenther <rguenther@suse.de>
10410 PR middle-end/35595
10411 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
10414 2008-03-14 Bob Wilson <bob.wilson@acm.org>
10416 * doc/invoke.texi (Option Summary, Xtensa Options): Document
10417 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
10418 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
10419 unless TARGET_SERIALIZE_VOLATILE is enabled.
10420 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
10421 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
10422 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
10424 2008-03-14 Richard Guenther <rguenther@suse.de>
10426 PR tree-optimization/34172
10427 * tree-flow.h (refs_may_alias_p): Declare.
10428 (get_single_def_stmt): Likewise.
10429 (get_single_def_stmt_from_phi): Likewise.
10430 (get_single_def_stmt_with_phi): Likewise.
10431 * tree-dfa.c (refs_may_alias_p): New function.
10432 (get_single_def_stmt): Likewise.
10433 (get_single_def_stmt_from_phi): Likewise.
10434 (get_single_def_stmt_with_phi): Likewise.
10435 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
10436 (vn_reference_lookup_1): New helper function.
10437 (vn_reference_lookup): Walk the virtual use-def chain to
10438 continue searching for a match if the def does not alias the
10439 reference we are looking for.
10441 2008-03-14 David Edelsohn <edelsohn@gnu.org>
10443 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
10444 archive and Perzl. Update The Written Word listing.
10446 2008-03-14 Richard Guenther <rguenther@suse.de>
10448 PR tree-optimization/34043
10449 PR tree-optimization/33989
10450 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
10452 (bitmap_find_leader): Use extra argument to verify dominance
10453 relationship inside a basic-block.
10454 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
10455 (find_leader_in_sets): Adjust.
10456 (create_component_ref_by_pieces): Take extra argument for
10457 dominance check, handle lookup failures.
10458 (find_or_generate_expression): Likewise.
10459 (create_expression_by_pieces): Likewise.
10460 (insert_into_preds_of_block): Adjust.
10461 (create_value_expr_from): If asked for, verify all operands
10462 are in the blocks AVAIL_OUT set.
10463 (make_values_for_stmt): Check for SSA_NAMEs that are life
10464 over an abnormal edge.
10465 (compute_avail): Remove such check.
10466 (do_SCCVN_insertion): New function.
10467 (eliminate): If we do not find a leader suitable for replacement
10468 insert a replacement expression from SCCVN if available.
10469 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
10470 (struct vn_ssa_aux): Add needs_insertion flag.
10471 * tree-ssa-sccvn.c (may_insert): New global flag.
10472 (copy_reference_ops_from_ref): Value-number union member access
10473 based on its size, not type and member if insertion is allowed.
10474 (visit_reference_op_load): For a weak match from union type
10475 punning lookup a view-converted value and insert a SSA_NAME
10476 for that value if that is not found.
10477 (visit_use): Make dumps shorter. Do not disallow value numbering
10478 SSA_NAMEs that are life over an abnormal edge to constants.
10479 (free_scc_vn): Release inserted SSA_NAMEs.
10480 (run_scc_vn): New flag to specify whether insertion is allowed.
10481 Process SSA_NAMEs in forward order.
10482 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10483 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10484 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10485 pointer type to/from integral types that do not change the
10486 precision to regular conversions.
10488 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10490 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10491 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10492 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10493 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10494 input arguments and the mode of return value. Built-in functions
10495 that operate on whole 64-bit MMX register now use V1DI mode.
10497 2008-03-13 Alon Dayan <alond@il.ibm.com>
10498 Olga Golovanevsky <olga@il.ibm.com>
10500 PR tree-optimization/35041
10501 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10502 to locate the right position in a statement.
10504 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10508 * config/i386/xmmintrin.h: Change all static inline functions to
10509 extern inline and add __gnu_inline__ attribute.
10510 * config/i386/bmintrin.h: Ditto.
10511 * config/i386/smmintrin.h: Ditto.
10512 * config/i386/tmmintrin.h: Ditto.
10513 * config/i386/mmintrin-common.h: Ditto.
10514 * config/i386/ammintrin.h: Ditto.
10515 * config/i386/emmintrin.h: Ditto.
10516 * config/i386/pmmintrin.h: Ditto.
10517 * config/i386/mmintrin.h: Ditto.
10518 * config/i386/mm3dnow.h: Ditto.
10520 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10522 PR middle-end/35185
10523 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10524 (lower_omp_2): New function.
10525 (lower_omp_1, lower_omp): Rewritten.
10527 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10530 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10531 with the phrase "Microsoft Windows compilers".
10532 (Push/Pop Macro Pragmas): New subsection. Document
10533 #pragma push_macro and pragma pop_macro.
10535 2008-03-12 Paul Brook <paul@codesourcery.com>
10537 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10539 2008-03-12 Paul Brook <paul@codesourcery.com>
10541 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10542 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10543 (thumb2_addsi_shortim): Rename ...
10544 (thumb2_addsi_short): ... to this. Allow register operands.
10545 (thumb2_subsi_short): New pattern.
10546 (thumb2_one_cmplsi2_short,
10547 thumb2_negsi2_short): New patterns and peepholes.
10549 2008-03-12 Paul Brook <paul@codesourcery.com>
10551 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10553 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10555 * config/i386/i386.md (int_cond): New code iterator.
10557 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10558 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10559 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10560 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10561 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10562 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10563 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10564 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10566 2008-03-12 Paul Brook <paul@codesourcery.com>
10568 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10569 instead of {arm,thumb}_compute_save_reg_mask.
10570 (output_return_instruction): Ditto.
10571 (thumb_unexpanded_epilogue): Ditto.
10572 (thumb1_expand_prologue): Ditto.
10573 (thumb1_output_function_prologue): Ditto.
10574 (arm_set_return_address): Ditto.
10575 (thumb_set_return_address): Ditto.
10576 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10577 regs to achieve stack alignment.
10578 (thumb1_compute_save_reg_mask): Fix compiler warning.
10579 (arm_output_epilogue): Use offsets->saved_regs_mask.
10580 Adjust stack pointer by poping call clobered registers.
10581 (arm_expand_prologue): Use offsets->saved_regs_mask.
10582 Adjust stack pointer by pushing extra registers.
10583 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10585 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10588 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10589 conversion to the operands of a multiplication.
10591 2008-03-12 Richard Guenther <rguenther@suse.de>
10593 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10594 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10595 * timevar.def (TV_TREE_PHIPROP): Add.
10596 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10597 pass description. Use TV_TREE_PHIPROP.
10598 * tree-ssa-forwprop.c: Remove phiprop code.
10600 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10602 PR middle-end/35549
10603 * omp-low.c (maybe_lookup_decl): Constify first argument.
10604 (use_pointer_for_field): Change last argument from bool to
10605 omp_context *. Disallow shared copy-in/out in nested
10606 parallel if decl is shared in outer parallel too.
10607 (build_outer_var_ref, scan_sharing_clauses,
10608 lower_rec_input_clauses, lower_copyprivate_clauses,
10609 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10611 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10612 Ira Rosen <irar@il.ibm.com>
10614 * tree-vectorizer.c (free_stmt_vec_info): New function.
10615 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10616 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10617 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10618 * tree-vect-transform.c (vectorizable_conversion): Free
10619 vec_oprnds0 if it was allocated.
10620 (vect_permute_store_chain): Remove unused VECs.
10621 (vectorizable_store): Free VECs that are allocated in the..
10623 (vect_transform_strided_load, vectorizable_load): Likewise.
10624 (vect_remove_stores): Simplify the code.
10625 (vect_transform_loop): Move code to vect_remove_stores().
10626 Call vect_remove_stores() and free_stmt_vec_info().
10628 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10630 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10631 TARGET_HPUX. Revise comment.
10632 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10633 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10634 Use sr4 variant of `be' instruction when not generating PIC code.
10635 (attr_length_call): Adjust for above change.
10637 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10639 * ipa-reference.c (static_execute): Remove module_statics_const and
10640 associated setting code.
10642 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10645 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10646 predicate for operand 1.
10647 (paritysi2_cmp): Use register_operand predicate for operand 2.
10648 Use earlyclobber modifier for operand 1. Remove support for
10650 (paritydi2_cmp): Use register_operand predicate for operand 3.
10651 Use earlyclobber modifier for operand 1. Remove support for
10654 2008-03-11 Paul Brook <paul@codesourcery.com>
10655 Vladimir Prus <vladimir@codesourcery.com>
10657 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
10658 (arm_compute_save_reg0_reg12_mask): Always
10659 check if register 11 must be saved. Always safe hard frame pointer
10660 when frame_pointer_needeed.
10661 (arm_compute_save_reg_mask): Save IP and PC
10662 only with apcs frames.
10663 (arm_output_epilogue): Adjust Thumb2 codepath to
10664 be also invoked and work for ARM non-apcs frames.
10665 (arm_expand_prologue): Don't bother saving IP
10666 for non-apcs frame, since it's not clobbered by
10667 prologue code. Implement non-apcs frame
10670 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10672 PR rtl-optimization/35281
10673 * expr.c (convert_move): Use a new pseudo for the intermediate
10674 from_mode->word_mode result.
10676 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10678 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10679 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10680 * toplev.c (compile_file): Don't call it.
10682 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10684 PR middle-end/35526
10685 * expr.c (store_expr): Call emit_block_move if the mode
10686 of "temp" RTX is BLKmode.
10688 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10689 Richard Guenther <rguenther@suse.de>
10691 PR tree-optimization/31358
10692 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10693 the step with a NULL_TREE.
10694 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10695 to sizetype if type is a pointer type.
10696 (add_candidate_1): Don't convert the base and step to
10697 the generic type if the orginal type is a pointer type.
10698 (add_iv_value_candidates): Use sizetype for the step
10699 if type is a pointer type.
10700 (cand_value_at): Likewise.
10701 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10703 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10704 Don't convert the tem affine to the type.
10705 (add_elt_to_tree): Use sizetype for the step if a pointer.
10706 Use POINTER_PLUS_EXPR for pointers.
10707 (aff_combination_to_tree): Use sizetype for the step if a
10710 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10712 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10713 Remove commutativity hint.
10715 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10719 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10720 errorneous type. Check that v is a VAR_DECL.
10722 PR middle-end/35099
10723 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10725 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10727 PR tree-optimization/35494
10728 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10729 may be overriden at link and run time.
10731 2008-03-10 Richard Guenther <rguenther@suse.de>
10733 PR tree-optimization/34677
10734 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10735 (poolify_tree): Likewise.
10736 (modify_expr_template): Likewise.
10737 (poolify_modify_stmt): Likewise.
10738 (insert_fake_stores): Handle all component-ref style stores
10739 in addition to INDIRECT_REF. Also handle complex types.
10740 Do not poolify the inserted load.
10741 (realify_fake_stores): Do not rebuild the tree but only
10742 make it a SSA_NAME copy.
10743 (init_pre): Remove initialzation of modify_expr_template.
10744 Do not allocate modify_expr_node_pool.
10745 (fini_pre): Do not free modify_expr_node_pool.
10747 2008-03-10 Paul Brook <paul@codesourcery.com>
10749 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10750 to avoid conflicts.
10752 2008-03-10 Paul Brook <paul@codesourcery.com>
10753 Mark Shinwell <shinwell@codesourcery.com>
10755 * config/arm/cortex-r4.md: New.
10756 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10758 * config/arm/arm.md: Include cortex-r4.md.
10759 (insn): Add smmls, sdiv and udiv values.
10760 (generic_sched): Don't use generic scheduling for Cortex-R4.
10761 (arm_issue_rate): New function.
10762 (TARGET_SCHED_ISSUE_RATE): Define.
10764 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10766 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10768 2008-03-10 Richard Guenther <rguenther@suse.de>
10770 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10771 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10773 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10775 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10776 Set default to true.
10778 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10780 * c.opt (Wsynth): Deprecate.
10781 * doc/invoke.texi (Option Summary, Warning Options): Document
10782 -Wno-format-contains-nul.
10784 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10787 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10788 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10790 2008-03-09 Ira Rosen <irar@il.ibm.com>
10792 * config/rs6000/rs6000.c (builtin_description): Rename vector
10793 left shift operations.
10794 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10795 (altivec_vsl<VI_char>): Rename to ...
10796 (ashl<mode>3): ... new name.
10797 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10799 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10801 2008-03-08 Richard Guenther <rguenther@suse.de>
10803 * coverage.h (tree_coverage_counter_addr): Declare.
10804 * coverage.c (tree_coverage_counter_addr): New function.
10805 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10806 before using again.
10807 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10808 (tree_gen_one_value_profiler): Likewise.
10809 (tree_gen_ic_profiler): Likewise.
10810 (tree_gen_average_profiler): Likewise.
10811 (tree_gen_ior_profiler): Likewise.
10813 2008-03-08 Richard Guenther <rguenther@suse.de>
10815 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10816 (vn_binary_op_insert): Likewise.
10817 (vn_unary_op_lookup): Likewise.
10818 (vn_unary_op_insert): Likewise.
10819 (vn_nary_op_lookup): Declare.
10820 (vn_nary_op_insert): Likewise.
10821 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10822 and binary hashes, use a single obstack for unary_op_pool
10823 and binary_op_pool.
10824 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10825 a single struct vn_nary_op_s. Store tree code length and
10826 a variable number of operands.
10827 (struct vn_reference_op_struct): Remove unused op2.
10828 (vn_reference_op_eq): Do not compare op2.
10829 (vn_reference_op_compute_hash): Do not compute hash of op2.
10830 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10831 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10832 with vn_nary_op_compute_hash.
10833 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10834 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10836 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10838 (visit_unary_op): Call nary functions.
10839 (visit_binary_op): Likewise.
10840 (process_scc): Adjust for struct vn_tables_s changes.
10841 (allocate_vn_table): Likewise.
10842 (free_vn_table): Likewise.
10843 * tree-vn.c (vn_add): Call nary functions.
10844 (vn_lookup): Likewise.
10846 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10849 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10850 wdst back after sync_compare_and_swapqhi_internal.
10852 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10855 * config/i386/i386-modes.def (V1DI): New vector mode.
10856 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10857 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10858 (MMXMODE248): Ditto.
10859 (MMXMODE): Add V1DI mode.
10860 (mmxvecsize): Change DI mode to V1DI mode.
10861 ("mov<mode>): Use MMXMODEI8 mode iterator.
10862 ("*mov<mode>_internal_rex64"): Ditto.
10863 ("*mov<mode>_internal"): Ditto.
10864 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10865 ("mmx_sub<mode>3"): Ditto.
10866 ("mmx_adddi3"): Remove insn pattern.
10867 ("mmx_subdi3"): Ditto.
10868 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10869 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10870 ("mmx_ashl<mode>3"): Ditto.
10871 ("mmx_lshrdi3"): Remove insn pattern.
10872 ("mmx_ashldi3"): Ditto.
10873 * config/i386/i386.c (classify_argument): Handle V1DImode.
10874 (function_arg_advance_32): Ditto.
10875 (function_arg_32): Ditto.
10876 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10877 mmx_addv1di3 insn pattern.
10878 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10879 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10880 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10881 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10882 Remove definitions of built-in functions.
10883 (V1DI_type_node): New node.
10884 (v1di_ftype_v1di_int): Ditto.
10885 (v1di_ftype_v1di_v1di): Ditto.
10886 (v2si_ftype_v2si_si): Ditto.
10887 (v4hi_ftype_v4hi_di): Remove node.
10888 (v2si_ftype_v2si_di): Ditto.
10889 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10890 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10891 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10892 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10893 Add new builtins using def_builtin_const.
10894 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10895 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10896 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10897 * config/i386/mmintrin.h (__v1di): New typedef.
10898 (_mm_add_si64): Cast arguments to __v1di type.
10899 (_mm_sub_si64): Ditto.
10900 (_mm_sll_pi16): Cast __count to __v4hi type.
10901 (_mm_sll_pi32): Cast __count to __v2si type.
10902 (_mm_sll_si64): Cast arguments to __v1di type.
10903 (_mm_srl_pi16): Cast __count to __v4hi type.
10904 (_mm_srl_pi32): Cast __count to __v2si type.
10905 (_mm_srl_si64): Cast arguments to __v1di type.
10906 (_mm_sra_pi16): Cast __count to __v4hi type.
10907 (_mm_sra_pi32): Cast __count to __v2si type.
10908 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10909 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10910 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10911 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10912 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10913 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10914 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10915 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10916 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10917 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10918 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10919 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10921 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10923 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10925 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10928 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10929 reg+const addressing for Altivec modes. Don't generate reg+reg
10930 addressing for TFmode or TDmode quantities.
10932 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10934 * c-common.c (vector_types_convertible_p): Call langhook
10935 instead of comptypes.
10937 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10940 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10941 integral and scalar float variables which have a
10944 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10946 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10947 dwarf_register_span hook when emitting unwind information for
10948 register-to-memory saves.
10949 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10950 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10952 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10954 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10955 for the same VAR_DECL.
10957 2008-03-06 Tom Tromey <tromey@redhat.com>
10959 * treelang: Delete.
10960 * doc/standards.texi (Standards): Don't mention treelang.
10961 * doc/invoke.texi (Overall Options): Don't mention treelang.
10962 * doc/install.texi (Prerequisites): Don't mention bison or
10964 (Configuration): Don't mention treelang.
10965 (Building): Likewise.
10966 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10968 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10970 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10971 word-extractions out of a multi-word object.
10973 2008-03-06 Richard Guenther <rguenther@suse.de>
10975 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10976 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10977 result type and precision.
10978 * expr.c (get_inner_reference): Set unsignedp based on the result
10979 type of BIT_FIELD_REF.
10980 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10981 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10982 (try_instantiate_multiple_fields): Likewise. Use the correct type
10984 (sra_build_assignment): Likewise.
10985 (sra_build_elt_assignment): Likewise.
10986 (sra_explode_bitfield_assignment): Likewise.
10987 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10988 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10989 set BIT_FIELD_REF_UNSIGNED.
10990 (vectorizable_load): Likewise.
10992 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10994 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10997 2008-03-06 Richard Guenther <rguenther@suse.de>
10999 * alias.c (struct alias_set_entry): Move has_zero_child field
11000 to pack with alias_set.
11002 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11004 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11007 2008-03-05 Ian Lance Taylor <iant@google.com>
11009 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
11011 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
11013 * fwprop.c (update_df): Support width and offset parameters of
11015 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
11016 global_conflicts): Change DF_REF_EXTRACT to either
11017 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11018 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11019 * df-scan.c (df_ref_record, df_defs_record,
11020 df_ref_create_structure, df_def_record_1, df_uses_record,
11021 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
11022 df_bb_refs_collect, df_entry_block_defs_collect,
11023 df_exit_block_uses_collect): Support new width and offset fields.
11024 (ref_extract_pool): New storage pool.
11025 (df_free_ref): New function.
11026 (df_reg_chain_unlink, df_free_collection_rec,
11027 df_sort_and_compress_refs): Call df_free_ref.
11028 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
11030 (df_ref_create_structure): Allocate df_ref_extract if offset and
11031 width fields are used.
11032 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
11033 (df_uses_record): Get offset and width from ZERO_EXTRACT
11035 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
11036 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11037 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11038 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
11039 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11040 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11041 (df_ref_extract): New structure.
11042 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
11043 (df_ref_create): Add width and offset parameters.
11045 2008-03-05 Richard Guenther <rguenther@suse.de>
11047 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11048 Use ranges_overlap_p.
11049 (offset_overlaps_with_access): Rename
11050 to ranges_overlap_p and move ...
11051 * tree-flow-inline.h (ranges_overlap_p): ... here.
11053 * tree.h (get_inner_reference, handled_component_p): Update
11056 * tree.h (record_component_aliases, get_alias_set,
11057 alias_sets_conflict_p, alias_sets_must_conflict_p,
11058 objects_must_conflict_p): Move declarations ...
11059 * alias.h (record_component_aliases, get_alias_set,
11060 alias_sets_conflict_p, alias_sets_must_conflict_p,
11061 objects_must_conflict_p): ... here.
11062 Include coretypes.h.
11063 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
11065 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
11067 * cfg.c: Include tree-flow.h.
11068 (remove_edge_raw): Call redirect_edge_var_map_clear.
11069 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
11070 * tree-flow-inline.h (redirect_edge_var_map_def): New.
11071 (redirect_edge_var_map_result): New.
11072 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
11073 PENDING_STMT use with redirect_edge_var_map_*.
11074 * tree-ssa.c (edge_var_maps): New definition.
11075 (redirect_edge_var_map_add): New.
11076 (redirect_edge_var_map_clear): New.
11077 (redirect_edge_var_map_dup): New.
11078 (redirect_edge_var_map_vector): New.
11079 (redirect_edge_var_map_destroy): New.
11080 (ssa_redirect_edge): Replace PENDING_STMT use with
11081 redirect_edge_var_map_*.
11082 (flush_pending_stmts): Same.
11083 (delete_tree_ssa): Destroy edge var map.
11084 * tree-flow.h (struct _edge_var_map): New.
11085 Define edge_var_map vector type.
11086 Declare redirect_edge_var_map_* prototypes.
11087 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
11088 * tree-cfg.c (reinstall_phi_args): Replace
11089 PENDING_STMT use with redirect_edge_var_map_*.
11091 2008-03-05 Richard Guenther <rguenther@suse.de>
11093 PR tree-optimization/35472
11094 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
11095 whose single use_stmt has a overlapping set of loaded and
11096 stored symbols as that use_stmt might be a noop assignment then.
11098 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11100 * gthr-rtems.h: Implement __gthread_mutex_destroy.
11102 2008-03-05 Richard Guenther <rguenther@suse.de>
11105 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
11106 should be constants.
11107 * tree-cfg.c (verify_expr): Verify it.
11108 * fold-const.c (fold_truthop): Remove code generating
11109 BIT_FIELD_REFs of structure bases.
11110 (fold_binary): Likewise.
11111 (fold_ternary): Position and size of BIT_FIELD_REFs are
11112 always host integers.
11113 (make_bit_field_ref): Remove.
11114 (optimize_bit_field_compare): Remove.
11115 (all_ones_mask_p): Remove.
11117 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
11120 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
11121 (split_block_and_df_analyze): New. Split basic block and rebuild
11123 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
11125 (split_pattern_seq): Likewise.
11126 (erase_matching_seqs): Likewise.
11127 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
11129 2008-03-04 Geoff Keating <geoffk@apple.com>
11131 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
11132 declaration and code.
11133 (tree_invalid_nonnegative_warnv_p): Likewise.
11135 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
11137 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
11138 examples. Truncate option-names then causing overfull hbox.
11140 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11143 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
11145 * configure: Rebuilt.
11147 2008-03-04 Rafael Espindola <espindola@google.com>
11149 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11150 (tree_unary_nonnegative_warnv_p): New.
11151 (tree_binary_nonnegative_warnv_p): New.
11152 (tree_single_nonnegative_warnv_p): New.
11153 (tree_invalid_nonnegative_warnv_p): New.
11154 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
11156 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11159 * opts.c (handle_option): Postpone 'unknown option' errors only for
11162 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
11165 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
11168 2008-03-04 Rafael Espindola <espindola@google.com>
11170 * fold-const.c (tree_unary_nonzero_warnv_p): New.
11171 (tree_binary_nonzero_warnv_p): New.
11172 (tree_single_nonzero_warnv_p): New.
11173 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
11175 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
11177 PR middle-end/35456
11178 * fold-const.c (fold_cond_expr_with_comparison): Prevent
11179 transformations for modes that have signed zeros.
11180 * ifcvt.c (noce_try_abs): Ditto.
11182 2008-03-04 Joseph Myers <joseph@codesourcery.com>
11184 * config/i386/i386.c (override_options): Force
11185 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
11187 2008-03-04 Jan Hubicka <jh@suse.cz>
11190 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
11193 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11195 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
11196 label to probe the stack.
11198 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11200 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
11201 (__gthr_win32_mutex_destroy): Declare.
11202 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
11203 __gthr_win32_mutex_destroy.
11204 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
11206 2008-03-03 Jan Hubicka <jh@suse.cz>
11209 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
11210 aggressive on inlining cold calls.
11212 2008-03-03 Richard Guenther <rguenther@suse.de>
11214 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
11215 struct copies into the expression table.
11216 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
11217 (try_to_simplify): Likewise.
11218 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
11219 integral and pointer arguments which do not change the
11220 precision to NOP_EXPRs.
11221 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
11222 VIEW_CONVERT_EXPR case.
11224 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
11226 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
11227 defined in a loop at depth 0 is invariant.
11228 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11229 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
11230 be called at loop depth 0.
11232 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11235 * gcc.c (process_command): Update copyright notice dates.
11236 * gcov.c (print_version): Likewise.
11237 * gcov-dump.c (print_version): Likewise.
11238 * mips-tfile.c (main): Likewise.
11239 * mips-tdump.c (main): Likewise.
11241 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11244 * c-common.c (flag_permissive): Delete.
11245 (constant_expression_warnings): Check flags first.
11246 (constant_expression_error): New.
11247 * c-common.h (flag_permissive): Delete.
11248 (constant_expression_error): Declare.
11249 * flags.h (flag_permissive): Declare. Update description.
11250 * diagnostic.c (pedwarn): Update.
11252 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
11253 (permissive_error_kind): New.
11254 * toplev.c (flag_permissive): Define. Update description.
11255 * toplev.h (permissive_error_kind): Declare.
11256 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
11257 (pedwarn_c90): Use pedantic_warning_kind.
11258 * c-opts.c (c_common_post_options): flag_permissive does not affect
11259 flag_pedantic_errors.
11261 2008-03-02 Joseph Myers <joseph@codesourcery.com>
11263 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
11264 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
11265 __absvsi2, __absvDI2): Use unsigned arithmetic.
11267 2008-03-02 Andi Kleen <ak@suse.de>
11268 Richard Guenther <rguenther@suse.de>
11270 * struct-equiv.c: Remove file.
11271 * cfg_cleanup.c (condjump_equiv_p): Remove.
11272 * Makefile.in (OBJS-common): Remove struct-equiv.o.
11273 (struct-equiv.o): Remove rule.
11274 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
11275 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
11276 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
11278 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11280 * ifcvt.c (noce_process_if_block): Try to handle only the then
11281 block if the else block exists but isn't suitable.
11283 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11286 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
11287 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11288 regression from previous patch.
11290 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11293 * gthr.h: Add __gthread_mutex_destroy as a function that must be
11295 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
11296 * gthr-single.h (__gthread_mutex_destroy): Likewise.
11297 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
11298 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
11299 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
11300 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
11301 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
11302 (__gthread_mutex_destroy_function): Rename to
11303 __gthread_mutex_destroy.
11304 * gthr-dce.h (__gthread_mutex_destroy): Call
11305 pthread_mutex_destroy.
11306 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
11307 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
11308 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
11310 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11312 * df-scan.c (df_ref_chain_change_bb): Simplify.
11313 (df_insn_change_bb): Add new_bb argument. Simplify. Call
11314 set_block_for_insn if there's any change.
11315 * df.h ((df_insn_change_bb): Fix prototype.
11316 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
11317 df_insn_change_bb, don't call set_block_for_insn.
11318 * emit-rtl.c (reorder_insns): Likewise.
11319 * haifa-sched.c (move_insn): Likewise.
11321 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11323 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
11325 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11327 * tree-flow-inline.h (next_readonly_imm_use): Return
11328 NULL_USE_OPERAND_P after the end.
11330 2008-03-01 Richard Guenther <rguenther@suse.de>
11332 PR tree-optimization/35411
11333 * tree-sra.c (sra_build_assignment): Split conversion to
11334 final type to a separate statement if we are not assigning
11337 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11339 * fold-const.c (fold_convertible_p): Correct the logic to follow
11340 that in fold_convert().
11342 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11345 * tree-inline.c (build_duplicate_type): When we make a
11346 duplicate type, make it unique in the canonical types system.
11348 2008-02-29 Tom Tromey <tromey@redhat.com>
11350 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11351 input_file_stack_history, input_file_stack_restored): Remove.
11352 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11353 * input.h (struct file_stack): Remove.
11354 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11355 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11357 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11359 (diagnostic_last_module_changed): Add 'map' argument.
11360 (diagnostic_set_last_function): Likewise.
11361 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11362 line map, not input_file_stack.
11363 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
11365 2008-02-29 Paul Brook <paul@codesourcery.com>
11367 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
11369 2008-02-29 Paul Brook <paul@codesourcery.com>
11371 * config/arm/ieee754-df.S (muldf3): Use RET macros.
11373 2008-02-29 Richard Guenther <rguenther@suse.de>
11375 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
11377 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
11378 value for comparing for a store match.
11379 (simplify_unary_expression): Do nothing for SSA_NAMEs.
11380 (try_to_simplify): Do not do a full-blown reference lookup.
11382 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11384 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
11385 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11387 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
11389 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
11391 * tree-loop-linear.c (try_interchange_loops): Compare memory access
11392 strides against cache sizes.
11394 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11396 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
11399 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
11401 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
11402 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
11403 is smaller than the original promoted value.
11404 (simplify_subreg): If OP is a SUBREG, try to preserve its
11405 SUBREG_PROMOTED_VAR_P information.
11407 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
11409 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
11410 (VN_INFO_GET): Allocate new objects on the obstack.
11411 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
11412 for rpo_numbers_temp, for consistency.
11413 (free_scc_vn): Free the obstack.
11415 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11417 * doc/invoke.texi: Document -ftree-loop-distribution.
11418 * tree-loop-distribution.c: New.
11419 * tree-pass.h (pass_loop_distribution): New.
11420 * graphds.h (struct graph): Add htab_t indices.
11421 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
11422 * tree-vectorizer.c (rename_variables_in_loop): Extern.
11423 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
11424 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
11425 * tree-data-ref.c (debug_data_dependence_relations): New.
11426 (dump_data_dependence_relation): Also print data references.
11427 (free_data_ref): Extern.
11428 (same_access_functions): Moved...
11429 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
11430 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11431 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
11432 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
11433 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
11434 (stmts_from_loop): Skip LABEL_EXPR.
11435 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
11437 (build_rdg): Initialize rdg->indices htab.
11438 (free_rdg, stores_from_loop, ref_base_address,
11439 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
11440 have_similar_memory_accesses_1, ref_base_address_1,
11441 remove_similar_memory_refs): New.
11442 * tree-data-ref.h: Depend on tree-chrec.h.
11443 (debug_data_dependence_relations, free_data_ref): Declared.
11444 (same_access_functions): ... here.
11445 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
11447 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
11448 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
11449 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
11450 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11451 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
11452 rdg_vertex_for_stmt): Declared.
11453 (struct rdg_edge): Add level.
11455 (free_rdg, stores_from_loop, remove_similar_memory_refs,
11456 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
11458 (rdg_has_similar_memory_accesses): New.
11459 * tree-vect-analyze.c: Remove unused static decls.
11460 * lambda.h (dependence_level): New.
11461 * common.opt (ftree-loop-distribution): New.
11462 * tree-flow.h (mark_virtual_ops_in_bb,
11463 slpeel_tree_duplicate_loop_to_edge_cfg,
11464 rename_variables_in_loop): Declared.
11465 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
11466 (OBJS-common): Add tree-loop-distribution.o.
11467 (tree-loop-distribution.o): New rule.
11468 * tree-cfg.c (mark_virtual_ops_in_bb): New.
11469 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
11470 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
11472 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11475 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11476 other than structures and unions.
11478 2008-02-28 Richard Guenther <rguenther@suse.de>
11481 2008-02-26 Richard Guenther <rguenther@suse.de>
11483 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11484 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11485 (lookup_decl_from_uid): Declare.
11486 (remove_decl_from_map): Likewise.
11487 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11488 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11489 (decl_for_uid_map): New global hashtable mapping DECL_UID
11491 (init_ttree): Allocate it.
11492 (insert_decl_to_uid_decl_map): New helper function.
11493 (make_node_stat): Insert new decls into the map.
11494 (copy_node_stat): Likewise.
11495 (lookup_decl_from_uid): New function.
11496 (remove_decl_from_map): Likewise.
11497 (print_decl_for_uid_map_statistics): New helper.
11498 (dump_tree_statistics): Call it.
11500 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11501 (referenced_var_iterator): Adjust.
11502 (FOR_EACH_REFERENCED_VAR): Adjust.
11503 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11504 (num_referenced_vars): Adjust.
11505 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11506 (first_referenced_var): Remove.
11507 (end_referenced_vars_p): Likewise.
11508 (next_referenced_var): Likewise.
11509 (referenced_var_iterator_set): New helper function.
11510 * tree-dfa.c (referenced_var_lookup): Adjust.
11511 (referenced_var_check_and_insert): Likewise.
11512 (remove_referenced_var): Likewise.
11513 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11514 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11515 (verify_call_clobbering): Likewise.
11516 (verify_memory_partitions): Likewise.
11517 (init_tree_ssa): Allocate bitmap instead of hashtable for
11519 (delete_tree_ssa): Adjust.
11520 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11521 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11522 (compute_tag_properties): Likewise.
11523 (set_initial_properties): Likewise.
11524 (find_partition_for): Likewise.
11525 (update_reference_counts): Likewise.
11526 (dump_may_aliases_for): Likewise.
11527 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11528 (add_call_clobber_ops): Likewise.
11529 (add_call_read_ops): Likewise.
11530 (get_asm_expr_operands): Likewise.
11531 * tree-into-ssa.c (dump_decl_set): Likewise.
11532 (update_ssa): Likewise.
11533 * tree-sra.c (scan_function): Likewise.
11534 (decide_instantiations): Likewise.
11535 (scalarize_parms): Likewise.
11536 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11537 (dsa_named_for): Likewise.
11538 * tree-ssa-structalias.c (update_alias_info): Likewise.
11539 (merge_smts_into): Likewise.
11541 2008-02-27 David Daney <ddaney@avtrex.com>
11544 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11545 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11546 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11547 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11548 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11550 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11553 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11554 (BUILT_IN_NEXTTOWARD): Remove.
11555 (BUILT_IN_NEXTTOWARDF): Ditto.
11556 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11557 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11559 2008-02-27 Tom Tromey <tromey@redhat.com>
11561 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11562 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11564 2008-02-27 Jan Beulich <jbeulich@novell.com>
11566 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11567 update the respective field on newdecl.
11569 2008-02-27 Revital Eres <eres@il.ibm.com>
11571 PR rtl-optimization/34999
11572 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11573 crossing edges that ends with a call insn.
11574 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11575 call insn and clear the EDGE_CROSSING flag of the crossing edge
11576 when fixing fallthru edges.
11578 2008-02-27 Richard Guenther <rguenther@suse.de>
11580 PR middle-end/35390
11581 * fold-const.c (fold_unary): Return the correct argument,
11582 converted to the result type.
11584 2008-02-27 Richard Guenther <rguenther@suse.de>
11586 PR middle-end/34971
11587 * expr.c (expand_expr_real_1): Assert on rotates that operate
11589 * fold-const.c (fold_binary): Use the types precision, not the
11590 bitsize of the mode if folding rotate expressions. Build rotates
11591 only for full modes.
11593 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11595 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11596 and CPP_PRAGMA_EOL.
11597 * c-pragma.c (pragma_ns_name): New typedef.
11598 (registered_pp_pragmas): New variable.
11599 (c_pp_lookup_pragma): New function.
11600 (c_register_pragma_1): If flag_preprocess_only, do nothing
11601 for non-expanded pragmas, for expanded ones push pragma's
11602 namespace and name into registered_pp_pragmas vector.
11603 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11604 flag_preprocess_only, don't register GCC pch_preprocess
11605 pragma if flag_preprocess_only.
11606 * c-opts.c (c_common_init): Call init_pragma even if
11607 flag_preprocess_only.
11608 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11609 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11610 cpp_register_pragma if flag_preprocess_only.
11612 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11615 * c-parser.c (c_parser_translation_unit): Warn for empty
11616 translation unit, not empty source file.
11618 2008-02-26 Paul Brook <paul@codesourcery.com>
11620 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11621 operand for Thumb-2.
11622 * config/arm/arm.h (reg_class): Add CORE_REGS.
11623 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11624 (BASE_REG_CLASS): Use CORE_REGS.
11625 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11626 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11627 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11628 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11629 ARM_REGNO_OK_FOR_INDEX_P.
11630 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11631 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11632 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11633 (ldm/stm peepholes): Ditto.
11634 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11635 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11636 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11637 * config/arm/constraints.md: Enable "k" constraint on ARM.
11639 2008-02-27 Ben Elliston <bje@au.ibm.com>
11641 * config/rs6000/rs6000.c: Annotate cache line size field in all
11642 instances of struct processor_costs.
11644 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11646 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
11647 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
11648 jump_bypass): New counters.
11649 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
11650 * dce.c (gate_ud_dce): Same.
11651 (gate_fast_dce): Same.
11652 * dse.c (gate_dse1): New function.
11653 (gate_dse2): New function.
11654 (gate_dse): Merge results of new gate functions.
11655 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
11656 (gate_handle_jump_bypass): Add dbg_cnt.
11657 (gate_handle_gcse): Add dbg_cnt.
11658 * ifcvt.c (gate_handle_if_conversion): Same.
11659 (gate_handle_if_after_combine): Same.
11660 (gate_handle_if_after_reload): Same.
11661 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
11663 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
11665 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
11667 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11669 2008-02-26 Jason Merrill <jason@redhat.com>
11672 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11673 alone if it's the naming decl for the type's main variant.
11675 2008-02-26 Tom Tromey <tromey@redhat.com>
11677 * system.h (USE_MAPPED_LOCATION): Poison.
11678 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11679 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11680 (make_goto_expr_edges): Likewise.
11681 (remove_bb): Likewise.
11682 (execute_warn_function_return): Likewise.
11683 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11685 * c-common.c (fname_decl): Remove old location code.
11686 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11688 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11690 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11691 (gen_rtx_ASM_INPUT): Likewise.
11692 (gen_rtx_ASM_INPUT_loc): Likewise.
11693 (get_rtx_asm_OPERANDS): Remove.
11694 * cfglayout.c (insn_locators_alloc): Remove old location code.
11695 (set_curr_insn_source_location): Likewise.
11696 (curr_insn_locator): Likewise.
11697 * print-tree.c (print_node): Remove old location code.
11698 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11699 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11700 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11701 location_from_locus.
11702 (construct_exit_block): Remove old location code.
11703 * emit-rtl.c (force_next_line_note): Remove old location code.
11704 * profile.c (branch_prob): Remove old location code.
11705 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11706 LOC_LINE): Remove old-location variants.
11707 * langhooks.c (lhd_print_error_function): Remove old location
11709 * configure, config.in: Rebuilt.
11710 * configure.ac (--enable-mapped-location): Remove.
11711 * c-decl.c (c_init_decl_processing): Remove old location code.
11712 (finish_function): Likewise.
11713 * recog.c (decode_asm_operands): Remove old location code.
11714 * c-pch.c (c_common_read_pch): Remove old location code.
11715 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11717 * gimple-low.c (lower_function_body): Remove old location code.
11718 * toplev.c (unknown_location): Remove.
11719 (push_srcloc): Remove old-location variant.
11720 (process_options): Remove old location code.
11721 (lang_dependent_init): Likewise.
11722 * input.h (UNKNOWN_LOCATION): Move definition.
11723 (location_t): Undeprecate.
11724 (source_locus): Remove.
11725 (location_from_locus): Remove.
11726 (struct location_s): Remove.
11727 Remove all old-location code.
11728 (input_line, input_filename): Remove.
11729 * final.c (final_scan_insn): Remove old location code.
11730 * diagnostic.c (diagnostic_build_prefix): Remove
11731 USE_MAPPED_LOCATION test.
11732 * tree.h (gimple_stmt) <locus>: Now a location_t.
11733 (tree_exp) <locus>: Likewise.
11734 (DECL_IS_BUILTIN): Remove old-location variant.
11735 (annotate_with_file_line, annotate_with_locus): Likewise.
11736 (expr_locus, set_expr_locus): Update.
11737 * tree.c (build1_stat): Remove old location code.
11738 (last_annotated_node): Remove.
11739 (annotate_with_file_line): Remove old-location variant.
11740 (annotate_with_locus): Likewise.
11741 (expr_location): Remove old location code.
11742 (set_expr_location): Likewise.
11743 (expr_has_location): Likewise.
11744 (expr_locus): Likewise.
11745 (set_expr_locus): Likewise.
11746 (expr_filename): Don't use location_from_locus.
11747 (expr_lineno): Likewise.
11748 * rtl-error.c (location_for_asm): Remove old location code.
11749 * c-lex.c (cb_line_change): Remove old location code.
11750 (fe_file_change): Likewise.
11751 (cb_def_pragma): Likewise.
11752 (c_lex_with_flags): Likewise.
11753 * gengtype.c (do_typedef): Don't special-case location types.
11754 (define_location_structures): Remove.
11755 (main): Don't call define_location_structures.
11756 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11759 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11762 * builtins.def (BUILT_IN_STDARG_START): Remove.
11763 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11764 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11765 * tree-inline.c (inline_forbidden_p_1): Likewise.
11767 2008-02-26 Richard Guenther <rguenther@suse.de>
11769 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11770 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11771 (lookup_decl_from_uid): Declare.
11772 (remove_decl_from_map): Likewise.
11773 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11774 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11775 (decl_for_uid_map): New global hashtable mapping DECL_UID
11777 (init_ttree): Allocate it.
11778 (insert_decl_to_uid_decl_map): New helper function.
11779 (make_node_stat): Insert new decls into the map.
11780 (copy_node_stat): Likewise.
11781 (lookup_decl_from_uid): New function.
11782 (remove_decl_from_map): Likewise.
11783 (print_decl_for_uid_map_statistics): New helper.
11784 (dump_tree_statistics): Call it.
11786 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11787 (referenced_var_iterator): Adjust.
11788 (FOR_EACH_REFERENCED_VAR): Adjust.
11789 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11790 (num_referenced_vars): Adjust.
11791 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11792 (first_referenced_var): Remove.
11793 (end_referenced_vars_p): Likewise.
11794 (next_referenced_var): Likewise.
11795 (referenced_var_iterator_set): New helper function.
11796 * tree-dfa.c (referenced_var_lookup): Adjust.
11797 (referenced_var_check_and_insert): Likewise.
11798 (remove_referenced_var): Likewise.
11799 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11800 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11801 (verify_call_clobbering): Likewise.
11802 (verify_memory_partitions): Likewise.
11803 (init_tree_ssa): Allocate bitmap instead of hashtable for
11805 (delete_tree_ssa): Adjust.
11806 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11807 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11808 (compute_tag_properties): Likewise.
11809 (set_initial_properties): Likewise.
11810 (find_partition_for): Likewise.
11811 (update_reference_counts): Likewise.
11812 (dump_may_aliases_for): Likewise.
11813 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11814 (add_call_clobber_ops): Likewise.
11815 (add_call_read_ops): Likewise.
11816 (get_asm_expr_operands): Likewise.
11817 * tree-into-ssa.c (dump_decl_set): Likewise.
11818 (update_ssa): Likewise.
11819 * tree-sra.c (scan_function): Likewise.
11820 (decide_instantiations): Likewise.
11821 (scalarize_parms): Likewise.
11822 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11823 (dsa_named_for): Likewise.
11824 * tree-ssa-structalias.c (update_alias_info): Likewise.
11825 (merge_smts_into): Likewise.
11827 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11830 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11831 * c-opts.c (c_common_handle_option): Wall enables
11832 Wvolatile-register-var.
11833 * common.opt: Move Wvolatile-register-var to...
11836 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11838 * common.opt (Wlarger-than=): New.
11839 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11841 * opts.c (common_handle_option): Handle -Wlarger-than=.
11842 * optc-gen.awk: Likewise.
11843 * opth-gen.awk: Likewise.
11844 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11845 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11847 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11849 * c-common.c (match_case_to_enum_1): Add appropriate
11850 OPT_W* parameter to warning.
11851 (c_do_switch_warnings): Likewise.
11852 * c-typeck.c (warning_init): Add one more parameter following
11853 'warning' function.
11854 (push_init_level): Update call to warning_init.
11855 (pop_init_level): Likewise.
11856 (add_pending_init): Likewise.
11857 (output_init_element: Likewise.
11859 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11862 * toplev.c (toplev_main): If there are warnings or error, print
11863 errors for ignored options.
11864 * opts.c (ignored_options): New static variable.
11865 (postpone_unknown_option_error): New.
11866 (print_ignored_options): New.
11867 (handle_option): Postpone errors for unknown -Wno-* options.
11868 * opts.h (print_ignored_options): Declare.
11870 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11872 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11875 2008-02-25 Richard Guenther <rguenther@suse.de>
11878 2008-02-25 Richard Guenther <rguenther@suse.de>
11880 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11881 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11882 (lookup_decl_from_uid): Declare.
11883 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11884 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11885 (decl_for_uid_map): New global hashtable mapping DECL_UID
11887 (init_ttree): Allocate it.
11888 (insert_decl_to_uid_decl_map): New helper function.
11889 (make_node_stat): Insert new decls into the map.
11890 (copy_node_stat): Likewise.
11891 (lookup_decl_from_uid): New function.
11892 (print_decl_for_uid_map_statistics): New helper.
11893 (dump_tree_statistics): Call it.
11895 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11896 (referenced_var_iterator): Adjust.
11897 (FOR_EACH_REFERENCED_VAR): Adjust.
11898 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11899 (num_referenced_vars): Adjust.
11900 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11901 (first_referenced_var): Remove.
11902 (end_referenced_vars_p): Likewise.
11903 (next_referenced_var): Likewise.
11904 (referenced_var_iterator_set): New helper function.
11905 * tree-dfa.c (referenced_var_lookup): Adjust.
11906 (referenced_var_check_and_insert): Likewise.
11907 (remove_referenced_var): Likewise.
11908 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11909 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11910 (verify_call_clobbering): Likewise.
11911 (verify_memory_partitions): Likewise.
11912 (init_tree_ssa): Allocate bitmap instead of hashtable for
11914 (delete_tree_ssa): Adjust.
11915 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11916 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11917 (compute_tag_properties): Likewise.
11918 (set_initial_properties): Likewise.
11919 (find_partition_for): Likewise.
11920 (update_reference_counts): Likewise.
11921 (dump_may_aliases_for): Likewise.
11922 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11923 (add_call_clobber_ops): Likewise.
11924 (add_call_read_ops): Likewise.
11925 (get_asm_expr_operands): Likewise.
11926 * tree-into-ssa.c (dump_decl_set): Likewise.
11927 (update_ssa): Likewise.
11928 * tree-sra.c (scan_function): Likewise.
11929 (decide_instantiations): Likewise.
11930 (scalarize_parms): Likewise.
11931 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11932 (dsa_named_for): Likewise.
11933 * tree-ssa-structalias.c (update_alias_info): Likewise.
11934 (merge_smts_into): Likewise.
11936 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11939 * doc/invoke.texi (-fcx-limited-range): Document new option.
11940 * toplev.c (process_options): Handle -fcx-fortran-rules.
11941 * common.opt: Add documentation for -fcx-fortran-rules.
11943 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11946 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11947 actual behaviour and C99.
11949 2008-02-26 Ben Elliston <bje@au.ibm.com>
11951 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11952 (ASM_CPU_POWER6_SPEC): Likewise.
11953 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11954 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11955 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11957 2008-02-25 Richard Guenther <rguenther@suse.de>
11959 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11960 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11961 (lookup_decl_from_uid): Declare.
11962 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11963 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11964 (decl_for_uid_map): New global hashtable mapping DECL_UID
11966 (init_ttree): Allocate it.
11967 (insert_decl_to_uid_decl_map): New helper function.
11968 (make_node_stat): Insert new decls into the map.
11969 (copy_node_stat): Likewise.
11970 (lookup_decl_from_uid): New function.
11971 (print_decl_for_uid_map_statistics): New helper.
11972 (dump_tree_statistics): Call it.
11974 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11975 (referenced_var_iterator): Adjust.
11976 (FOR_EACH_REFERENCED_VAR): Adjust.
11977 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11978 (num_referenced_vars): Adjust.
11979 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11980 (first_referenced_var): Remove.
11981 (end_referenced_vars_p): Likewise.
11982 (next_referenced_var): Likewise.
11983 (referenced_var_iterator_set): New helper function.
11984 * tree-dfa.c (referenced_var_lookup): Adjust.
11985 (referenced_var_check_and_insert): Likewise.
11986 (remove_referenced_var): Likewise.
11987 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11988 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11989 (verify_call_clobbering): Likewise.
11990 (verify_memory_partitions): Likewise.
11991 (init_tree_ssa): Allocate bitmap instead of hashtable for
11993 (delete_tree_ssa): Adjust.
11994 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11995 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11996 (compute_tag_properties): Likewise.
11997 (set_initial_properties): Likewise.
11998 (find_partition_for): Likewise.
11999 (update_reference_counts): Likewise.
12000 (dump_may_aliases_for): Likewise.
12001 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12002 (add_call_clobber_ops): Likewise.
12003 (add_call_read_ops): Likewise.
12004 (get_asm_expr_operands): Likewise.
12005 * tree-into-ssa.c (dump_decl_set): Likewise.
12006 (update_ssa): Likewise.
12007 * tree-sra.c (scan_function): Likewise.
12008 (decide_instantiations): Likewise.
12009 (scalarize_parms): Likewise.
12010 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12011 (dsa_named_for): Likewise.
12012 * tree-ssa-structalias.c (update_alias_info): Likewise.
12013 (merge_smts_into): Likewise.
12015 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
12018 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
12019 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
12020 * alias.h (nonoverlapping_memrefs_p): Likewise.
12022 2008-02-25 Jan Beulich <jbeulich@novell.com>
12024 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
12025 * config/i386/netware-libgcc.exp: Add __bswap?i2,
12026 __emultls_get_address, __emultls_register_common,
12027 __floatundi?f, and _Unwind_GetIPInfo.
12028 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
12029 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
12030 (gen_regparm_prefix): Likewise.
12031 (i386_nlm_encode_section_info): Sync with
12032 config/i386/winnt.c:i386_pe_encode_section_info().
12033 (i386_nlm_maybe_mangle_decl_assembler_name): New.
12034 i386_nlm_mangle_decl_assembler_name): New.
12035 (netware_override_options): New.
12036 * config/i386/netware.h (netware_override_options): Declare.
12037 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
12038 (i386_nlm_mangle_decl_assembler_name): Declare.
12039 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
12041 2008-02-25 Ben Elliston <bje@au.ibm.com>
12044 * c-decl.c (grokdeclarator): Remove unused local variables
12045 `typedef_type' and `type_as_written'.
12047 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12048 unused local variable `has_hot_blocks'.
12049 (fix_crossing_conditional_branches): Remove unused local variable
12052 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
12054 PR middle-end/19984
12055 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
12056 using DEF_C99_BUILTIN.
12057 (BUILT_IN_NANF): Ditto.
12058 (BUILT_IN_NANL): Ditto.
12060 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
12061 Revital Eres <eres@il.ibm.com>
12063 * modulo-sched.c (calculate_must_precede_follow): Address TODO
12064 regarding the order of two dependent insns in the same row.
12066 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
12068 * stor-layout.c (layout_decl): Do not bump the alignment of a
12069 bit-field to more than byte alignment if it is packed.
12071 2008-02-24 David Edelsohn <edelsohn@gnu.org>
12073 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
12076 2008-02-24 Diego Novillo <dnovillo@google.com>
12078 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
12081 * tree-vrp.c (vrp_evaluate_conditional): With
12082 -Wtype-limits, emit a warning when comparing against a
12083 constant outside the natural range of OP0's type.
12084 * c.opt (Wtype-limits): Move ...
12085 * common.opt (Wtype-limits): ... here.
12087 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
12089 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
12090 * config/rs6000/e300c2c3.md: New file.
12091 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12093 (rs6000_override_options): Add e300c2 and e300c3 cases to
12094 processor_target_table. Do not allow usage of Altivec or Spe
12095 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
12096 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
12097 * config/rs6000/rs6000.h (processor_type): Add
12098 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
12099 (ASM_CPU_SPEC): Add e300c2 and e300c3.
12100 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
12101 and ppce300c3. Include e300c2c3.md.
12103 2008-02-23 David Edelsohn <edelsohn@gnu.org>
12105 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
12106 instead of TARGET_STRICT_ALIGN.
12108 2008-02-23 Joseph Myers <joseph@codesourcery.com>
12110 * explow.c (memory_address): Assert that the generated address is
12113 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12116 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
12117 * config/darwin-ppc-ldouble-patch.def: New file.
12118 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
12119 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
12120 SUBTARGET_INIT_BUILTINS if defined.
12121 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
12124 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12127 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
12128 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
12130 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12133 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
12134 file" warning condtional on -Winvalid-PCH.
12136 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12138 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
12140 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
12144 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
12145 prevent reload from using MMX registers.
12146 (*mov<mode>_internal): Ditto.
12147 (*movv2sf_internal_rex64): Ditto.
12148 (*movv2sf_internal): Ditto.
12150 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12152 PR documentation/31569
12153 * doc/install.texi2html: Use makeinfo --no-number-sections.
12155 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12157 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
12158 ensure that we can address an entire entity > 8 bytes. Don't
12159 generate reg+reg addressing for such data.
12161 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12163 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
12164 strings when optimizing for size, unless the target cares about
12167 2008-02-22 Tom Tromey <tromey@redhat.com>
12169 * regclass.c (current_pass): Remove declaration.
12171 2008-02-22 Anatoly Sokolov <aesok@post.ru>
12173 * config/avr/libgcc.S (__RAMPZ__): Define.
12174 (__do_copy_data): Add for devices with 128KB code memory.
12176 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12178 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12180 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
12182 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
12184 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
12187 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12190 * c-typeck.c (build_binary_op): Warn about floating point
12191 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
12193 2008-02-21 Janis Johnson <janis187@us.ibm.com>
12196 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
12197 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
12199 (rs6000_override_options): Set altivec_abi as default, not override,
12200 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
12201 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
12202 is used; use new member spe_abi.
12203 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12204 spe_abi and altivec_abi.
12206 2008-02-22 Tomas Bily <tbily@suse.cz>
12208 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
12210 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12213 * config.build (build_file_translate): Set to `CMD //c' only if
12215 * Makefile.in (build_file_translate): Improve comment.
12217 2008-02-21 Jan Hubicka <jh@suse.cz>
12219 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
12220 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
12221 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
12223 2008-02-21 Michael Matz <matz@suse.de>
12226 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
12228 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
12230 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
12231 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
12232 as insn constraint.
12233 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12234 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12235 SSE_VEC_FLOAT_MODE_P as insn constraint.
12236 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12237 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12238 sse4a_movntdf using MODEF mode iterator.
12239 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12240 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12241 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12242 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12243 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12244 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12245 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12247 2008-02-21 Richard Guenther <rguenther@suse.de>
12249 * tree.def (PAREN_EXPR): New tree code.
12250 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
12252 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
12253 * expr.c (expand_expr_real_1): Likewise.
12254 * tree-inline.c (estimate_num_insns_1): Likewise.
12255 * tree-complex.c (expand_complex_move): Likewise.
12256 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
12259 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12262 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
12264 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12267 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
12269 * config/sh/sh.c (find_barrier): Don't go past
12270 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
12272 2008-02-20 DJ Delorie <dj@redhat.com>
12274 * config/h8300/h8300.md (insv): Force source operand to be a register.
12276 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
12277 as a jump, not as a plain insn.
12279 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
12281 * doc/invoke.texi (Warning Options): Add new option
12282 -Wframe-larger-than=.
12283 (-Wframe-larger-than): Document.
12285 * flags.h (warn_frame_larger_than, frame_larger_than_size):
12286 Add declarations for new option variables.
12288 * final.c (final_start_function): Check the frame size
12289 before emission and issue a Wframe-larger-than warning.
12291 * opts.c (warn_frame_larger_than, frame_larger_than_size):
12292 Add definitions for new option variables.
12293 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
12295 * common.opt (Wframe-larger-than=): New option.
12297 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12299 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
12300 (<sse>_div<mode>3): Ditto.
12301 (<sse>_vmdiv<mode>3): Ditto.
12302 (<sse>_vmsqrt<mode>2): Ditto.
12303 (*smax<mode>3): Ditto.
12304 (sse5_frcz<mode>2): Ditto.
12305 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
12306 as insn constraint.
12308 2008-02-20 Richard Guenther <rguenther@suse.de>
12310 PR middle-end/35265
12311 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
12312 be happy with INTEGRAL_TYPE_P.
12314 2008-02-20 Richard Guenther <rguenther@suse.de>
12316 * fold-const.c (split_tree): Associate floatig-point expressions
12317 if flag_associative_math is set.
12319 2008-02-20 Richard Guenther <rguenther@suse.de>
12321 * tree.h (fold_real_zero_addition_p): Declare.
12322 * fold-const.c (fold_real_zero_addition_p): Export.
12323 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
12324 floating-point operations with zero and one.
12326 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
12328 * doc/install.texi: Correct references to CFLAGS, replacing them
12329 with BOOT_CFLAGS. Document flags used during bootstrap for
12332 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12334 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
12335 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
12336 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12338 (smin<mode>3): Ditto from similar patterns.
12339 (smax<mode>3): Ditto.
12340 (*ieee_smin<mode>3): Ditto.
12341 (*ieee_smax<mode>3): Ditto.
12342 * config/i386/sse.md (sse): New mode attribute.
12343 (mov<mode>): Macroize expander from movv4sf and movv2df using
12344 SSEMODEF2P mode iterator.
12345 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12346 SSE_VEC_FLOAT_MODE_P as insn constraint.
12347 (storent<mode>): Ditto.
12348 (storent<mode>): Macroize expander from storentsf and storentdf using
12349 MODEF mode iterator.
12350 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12351 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12352 (abs<mode>2): Ditto from similar patterns.
12353 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12354 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12355 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12356 (<sse>_vmsqrt<mode>2): Ditto.
12357 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12358 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12359 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12360 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12361 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12362 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12363 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
12365 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
12366 iterator and SSE_FLOAT_MODE_P as insn constraint.
12367 (<sse>_ucomi): Ditto from similar patterns.
12368 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
12369 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
12370 SSE_VEC_FLOAT_MODE_P as insn constraint.
12371 (vcond<mode>): Ditto from similar patterns.
12372 (and<mode>3, *and<mode>3): Ditto.
12373 (<sse>_nand<mode>3): Ditto.
12374 (ior<mode>3, *ior<mode>3): Ditto.
12375 (xor<mode>3, *xor<mode>3): Ditto.
12376 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
12377 iterator and SSE_FLOAT_MODE_P as insn constraint.
12378 (*nand<mode>3): Ditto from similar patterns.
12379 (*ior<mode>3): Ditto.
12380 (*xor<mode>3): Ditto.
12382 2008-02-20 Ira Rosen <irar@il.ibm.com>
12384 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
12385 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
12386 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
12388 2008-02-19 Jan Hubicka <jh@suse.cz>
12390 * predict.c (tree_bb_level_predictions): Remove variable next
12391 mistakely introduced by previous commit.
12393 2008-02-19 Jan Hubicka <jh@suse.cz>
12395 * predict.c (predict_paths_leading_to): Rewrite.
12396 (predict_paths_for_bb): New.
12397 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
12399 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12402 * Makefile.in (build_file_translate): New.
12403 (gcc-vers.texi): Use it for translating $(abs_srcdir).
12404 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
12405 * configure.ac (build_file_translate): Substitute it.
12406 * configure: Regenerate.
12408 2008-02-19 Jan Hubicka <jh@suse.cz>
12410 PR rtl-optimization/34408
12411 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
12414 2008-02-19 Jan Hubicka <jh@suse.cz>
12416 PR middle-end/28779
12417 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
12420 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
12423 * config/i386/i386-modes.def: Revert the last DI alignment
12424 change until Ada people can look into it.
12426 2008-02-19 Nick Clifton <nickc@redhat.com>
12428 * opts.c (print_specific_help): Fix typo in --help text.
12430 2008-02-19 Jakub Jelinek <jakub@redhat.com>
12433 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
12434 32-bit inline asm without asm alternatives for host GCC < 3.0.
12436 2008-02-19 Richard Guenther <rguenther@suse.de>
12438 PR tree-optimization/34989
12439 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
12440 Allow propagation to INDIRECT_REF if we can simplify only.
12442 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12444 * c-common.c (warn_for_collisions_1): Use appropriate option when
12447 2008-02-19 Nick Clifton <nickc@redhat.com>
12450 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
12451 (handle_options): Fix indentation.
12452 (print_filtered_help): If no language-specific options were
12453 displayed tell the user how to list all the options supported by
12454 the language's front-end.
12455 (print_specific_help): Fix indentation and remove duplicate line.
12456 (common_handle_option): Handle the -v option.
12457 For --help enable the display of undocumented options if the -v
12458 switch has been included on the command line.
12459 For --help= check for overlaps in the arguments between the option
12460 classes and the language names and issue a warning when they
12461 cannot be disambiguated.
12462 * c.opt (v): Pass on to the common option handler.
12464 2008-02-19 Revital Eres <eres@il.ibm.com>
12466 * modulo-sched.c (sms_schedule): Change dump message when
12467 create_ddg function fails.
12468 (try_scheduling_node_in_cycle): Rename row to cycle.
12469 (print_partial_schedule): Rename CYCLE to ROW.
12471 2008-02-19 Christian Bruel <christian.bruel@st.com>
12472 Zdenek Dvorak <ook@ucw.cz>
12474 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12476 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12479 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12480 (*x86_movdicc_0_m1_se): Ditto.
12482 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12484 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12485 (CMPtype): Define as __gcc_CMPtype.
12486 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12487 (CMPtype): Define as __gcc_CMPtype.
12489 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12491 Support valgrind 3.3 for --enable-checking=valgrind.
12492 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12494 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12495 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12496 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12497 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12498 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12499 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12500 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12502 * ggc-zone.c: Similar.
12503 * ggc-page.c: Similar.
12505 2008-02-19 Paul Brook <paul@codesourcery.com>
12508 * config/arm/ieee754-df.S: Fix do_it typo.
12509 * config/arm/ieee754-sf.S: Fix do_it typo.
12511 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12514 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12515 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12516 (OPTION_MASK_ISA_SSE_SET): Likewise.
12517 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12518 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12519 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12520 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12521 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12522 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12523 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12524 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12525 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12526 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12527 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12528 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12529 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12530 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12531 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12532 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12533 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12534 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12535 (OPTION_MASK_ISA_SSE4): Removed.
12536 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12537 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12538 (override_options): Don't turn on implied SSE/MMX bits in
12541 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12543 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12546 2008-02-18 Joey Ye <joey.ye@intel.com>
12548 PR middle-end/34921
12549 * tree-nested.c (insert_field_into_struct): Set type alignment
12550 to field alignment if the former is less than the latter.
12552 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12554 * BASE-VER: Set to 4.4.0.
12556 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12558 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12559 * doc/cfg.texi: Likewise.
12560 * doc/extend.texi: Likewise.
12561 * doc/gty.texi: Likewise.
12562 * doc/invoke.texi: Likewise.
12563 * doc/loop.texi: Likewise.
12564 * doc/md.texi: Likewise.
12565 * doc/passes.texi: Likewise.
12566 * doc/rtl.texi: Likewise.
12567 * doc/sourcebuild.texi: Likewise.
12568 * doc/tm.texi: Likewise.
12569 * doc/tree-ssa.texi: Likewise.
12571 2008-02-17 Richard Guenther <rguenther@suse.de>
12573 PR middle-end/35227
12574 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12575 without default definition.
12577 2008-02-17 Richard Guenther <rguenther@suse.de>
12579 PR tree-optimization/35231
12580 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12583 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12586 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12587 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12588 libgcc_cmp_return mode.
12590 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12593 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12595 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12597 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12600 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12602 * doc/c-tree.texi: Use `@.' where appropriate.
12603 * doc/extend.texi: Likewise.
12604 * doc/install.texi: Likewise.
12605 * doc/invoke.texi: Likewise.
12606 * doc/loop.texi: Likewise.
12607 * doc/makefile.texi: Likewise.
12608 * doc/md.texi: Likewise.
12609 * doc/passes.texi: Likewise.
12610 * doc/standards.texi: Likewise.
12611 * doc/tm.texi: Likewise.
12613 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12615 PR middle-end/35196
12616 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12618 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12619 rather than in entry_bb.
12621 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12623 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12624 libgcc_cmp_return mode.
12626 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12628 PR middle-end/35130
12629 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12630 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12632 2008-02-15 Richard Guenther <rguenther@suse.de>
12633 Zdenek Dvorak <ook@ucw.cz>
12635 PR tree-optimization/35164
12636 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12637 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12638 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12639 Only propagate addresses which do not have abnormal SSA_NAMEs
12642 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12645 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
12647 2008-02-15 Jan Hubicka <jh@suse.cz>
12649 PR middle-end/35149
12650 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
12652 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12654 PR middle-end/34621
12655 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
12656 when calculating alignment_pad.
12658 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12660 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
12661 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
12662 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
12663 and STACK_BOUNDARY define.
12665 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
12667 PR preprocessor/35061
12668 * c-pragma.c (handle_pragma_pop_macro): Check that
12669 pushed_macro_table has been allocated.
12671 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12673 PR middle-end/35136
12674 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12675 (force_gimple_operand): Likewise.
12676 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12677 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12678 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12679 (find_interesting_uses_address): Check addressability and alignment
12680 of the base expression only after substituting bases of IVs into it.
12682 2008-02-14 Michael Matz <matz@suse.de>
12685 * function.c (instantiate_virtual_regs_in_insn): Reload address
12686 before falling back to reloading the whole operand.
12688 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12690 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12691 before the first section switch note.
12693 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12695 * doc/bugreport.texi: Update copyright years.
12696 * doc/c-tree.texi: Likewise.
12697 * doc/cfg.texi: Likewise.
12698 * doc/cpp.texi: Likewise.
12699 * doc/cppinternals.texi: Likewise.
12700 * doc/fragments.texi: Likewise.
12701 * doc/frontends.texi: Likewise.
12702 * doc/gcc.texi: Likewise.
12703 * doc/gty.texi: Likewise.
12704 * doc/hostconfig.texi: Likewise.
12705 * doc/implement-c.texi: Likewise.
12706 * doc/libgcc.texi: Likewise.
12707 * doc/loop.texi: Likewise.
12708 * doc/makefile.texi: Likewise.
12709 * doc/options.texi: Likewise.
12710 * doc/passes.texi: Likewise.
12711 * doc/rtl.texi: Likewise.
12712 * doc/sourcebuild.texi: Likewise.
12713 * doc/standards.texi: Likewise.
12714 * doc/tree-ssa.texi: Likewise.
12715 * doc/trouble.texi: Likewise.
12717 * doc/extend.texi: Use @: or add comma where appropriate.
12718 * doc/invoke.texi: Likewise.
12719 * doc/tm.texi: Likewise.
12721 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12724 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12727 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12729 * doc/md.texi (clz, ctz): Add reference.
12730 * doc/rtl.texi (clz, ctz): Likewise.
12732 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12735 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12738 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12740 * config/s390/s390.c (struct constant_pool): New field
12741 emit_pool_after added.
12742 (s390_mainpool_start): Set the emit_pool_after flag according
12743 to the section switch notes.
12744 (s390_mainpool_finish): Consider emit_pool_after when emitting
12745 the literal pool at the end of the function.
12746 (s390_chunkify_start): Force literal pool splits at section
12749 2008-02-13 Michael Matz <matz@suse.de>
12752 * var-tracking.c (clobber_variable_part): Correctly traverse the
12755 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12758 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12759 Add -fdump-ipa-inline.
12760 * tree-dump.c (dump_files): Remove tree-inlined dump.
12761 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12763 2008-02-12 Richard Guenther <rguenther@suse.de>
12765 PR tree-optimization/35171
12766 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12769 2008-02-12 Richard Guenther <rguenther@suse.de>
12771 PR middle-end/35163
12772 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12773 value-preserving mode. Disallow final truncation.
12775 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12777 PR middle-end/35136
12778 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12779 code from here to...
12780 (force_gimple_operand): ...here.
12782 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12785 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12786 non-compatible pointers.
12787 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12788 different FIELD_DECLs, try harder by comparing field offsets, sizes
12791 PR inline-asm/35160
12792 * function.c (match_asm_constraints_1): Don't replace the same input
12795 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12797 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12798 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12799 (expand_epilogue): Restore RAMPZ register.
12800 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12802 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12804 * config/i386/cygwin.asm: (__alloca): Correct calling
12805 convention and alignment.
12806 (__chkstk): Force 8 byte stack alignment.
12808 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12809 Richard Guenther <rguenther@suse.de>
12811 PR tree-optimization/33992
12812 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12813 the zero we compare against.
12815 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12817 PR libfortran/35063
12818 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12819 to CloseHandle after unlocking to prevent accumulation of handle
12822 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12824 PR middle_end/34150
12825 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12826 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12827 and update LABEL_NUSES during and after reload.
12829 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12831 PR middle-end/34627
12832 * combine.c (simplify_if_then_else): Make sure the comparison is
12833 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12835 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12838 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12839 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12840 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12841 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12842 * tree.h (get_type_static_bounds): Likewise.
12844 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12846 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12847 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12848 Make -Wfoo language annotations match what the compiler outputs.
12850 2008-02-08 Sa Liu <saliu@de.ibm.com>
12852 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12853 intrinsics spu_convts, spu_convtu, spu_convtf.
12855 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12857 * doc/extend.texi (Function Attributes) <noinline>: Mention
12858 asm ("") as method to keep calls.
12860 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12863 * doc/options.texi (Options): Replace references to opts.sh with
12865 * opts-common.c: Likewise.
12866 * optc-gen.awk: Likewise.
12868 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12870 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12872 2008-02-07 Richard Henderson <rth@redhat.com>
12875 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12876 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12879 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12881 PR tree-optimization/35085
12882 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12883 for operand entry oe2 in addition to operand entry oe3 in order to
12884 expose more opportunities for vectorizer sum reduction.
12886 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12889 * Makefile.in (LIBS): Remove $(GMPLIBS).
12890 (cc1-dummy, cc1): Add $(GMPLIBS).
12892 2008-02-06 Jan Hubicka <jh@suse.cz>
12895 * i386.md (moddf_integer): Do not produce partial memory stalls for
12896 targets where it hurts.
12898 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12901 * optabs.c (expand_float): Do not check for decimal modes when
12902 expanding unsigned integer through signed conversion.
12904 2008-02-06 Nick Clifton <nickc@redhat.com>
12906 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12907 inside the clobber with a match_operand and duplicated operand
12908 number in the constraint.
12909 (ineqbranchsi): Delete redundant comment.
12911 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12913 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12914 builtin_define ("__USE_INIT_FINI__").
12915 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12917 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12919 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12921 PR documentation/30330
12922 * doc/invoke.texi (C++ Dialect Options)
12923 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12924 For each warning option -Wfoo that allows -Wno-foo, ensure both
12925 -Wfoo and -Wno-foo are listed in the option index. Fix index
12926 entry of -Wswitch-default, index -Wnormalized= including the
12927 `=', and -Wlarger-than-@var{len} including @var{len}.
12929 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12931 * config/i386/i386.md (floatunssisf2): Use
12932 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12933 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12934 Macroize expander using MODEF mode iterator.
12936 2008-02-05 Diego Novillo <dnovillo@google.com>
12938 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12941 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12943 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12946 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12948 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12951 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12952 to indicate if a message should be generated.
12953 (init_cumulative_args): Updated.
12954 (function_value_32): Likewise.
12956 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12958 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12960 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12963 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12964 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12966 2008-02-04 Diego Novillo <dnovillo@google.com>
12968 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12971 * tree-vrp.c (vrp_evaluate_conditional): With
12972 -Wtype-limits, emit a warning when comparing against a
12973 constant outside the natural range of OP0's type.
12975 2008-02-04 Richard Guenther <rguenther@suse.de>
12977 PR middle-end/33631
12978 * expr.c (count_type_elements): Give for unions instead of
12981 2008-02-04 Richard Guenther <rguenther@suse.de>
12983 PR middle-end/35043
12984 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12985 to TYPE_DOMAINs base type instead of using bitsizetype here.
12987 2008-02-03 Jason Merrill <jason@redhat.com>
12989 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12991 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12994 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12995 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12996 (RS/6000 and PowerPC Options): Fix typos and markup.
12997 * doc/passes.texi (Tree-SSA passes): Likewise.
12999 2008-02-02 Michael Matz <matz@suse.de>
13002 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
13003 from record_last_reg_set_info.
13004 (record_last_reg_set_info): Take an RTX argument, iterate over all
13005 constituent hardregs.
13006 (record_last_set_info, record_opr_changes): Change calls to
13007 new signature or to record_last_reg_set_info_regno.
13009 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
13011 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
13013 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
13015 PR rtl-optimization/34773
13016 * reg-notes.def (EQUAL): Mention significance of combination of
13017 REG_EQUAL and REG_RETVAL.
13018 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
13019 insn that has a REG_RETVAL.
13021 2008-02-01 Roger Sayle <roger@eyesopen.com>
13024 * configure.ac (--enable-fixed-point): Disable unless explicitly
13026 * configure: Regenerate.
13028 2008-02-01 Richard Guenther <rguenther@suse.de>
13031 * invoke.texi (-finline-limit): Remove no longer true parts
13032 of the documentation. Note that there is no default value.
13034 2008-02-01 Andrew Pinski <pinskia@gmail.com>
13035 Mark Mitchell <mark@codesourcery.com>
13036 Ben Elliston <bje@au.ibm.com>
13039 * doc/extend.texi (Other Builtins): Document.
13041 2008-01-31 Tom Browder <tom.browder@gmail.com>
13043 * doc/c-tree.texi (Types): Fix grammar.
13044 (Expression trees): Ditto.
13045 * doc/passes.texi (Tree-SSA passes): Ditto.
13047 * doc/configterms.texi (Configure Terms): Fix typo.
13048 * doc/cpp.texi (Common Predefined Macros): Ditto.
13049 * doc/md.texi (Machine Constraints): Ditto.
13051 * doc/makefile.texi (Makefile): Add comma.
13053 2008-01-31 Tom Browder <tom.browder@gmail.com>
13054 Gerald Pfeifer <gerald@pfeifer.com>
13056 * doc/sourcebuild.texi (Front End): Remove references to CVS
13057 and CVSROOT/modules.
13058 (Texinfo Manuals): Replace reference to CVS by one to SVN.
13059 (Back End): Remove reference to CVS.
13061 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13064 * config/mips/mips.c (gen_load_const_gp): New function, taking a
13066 (mips16_gp_pseudo_reg): ...here.
13067 * config/mips/mips.md (load_const_gp): Replace with...
13068 (load_const_gp_<mode>): ...this :P-based insn.
13070 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13072 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
13073 options. Minor fixes.
13074 (-std): Move reference to standards closer to where language
13075 standards are first mentioned.
13077 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13079 PR rtl-optimization/34995
13080 * reload.c (alternative_allows_const_pool_ref): Take an rtx
13081 parameter and return a bool. If the rtx parameter is nonnull,
13082 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
13083 (find_reloads): Update call accordingly. Pass the new operand
13084 if it needed no address reloads, otherwise pass null.
13086 2008-01-30 Richard Henderson <rth@redhat.com>
13089 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
13090 for unbounded arrays.
13092 2008-01-30 Silvius Rus <rus@google.com>
13094 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
13096 2008-01-30 Jan Hubicka <jh@suse.cz>
13099 * i386.c (init_cumulative_args): Use real function declaration when
13102 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
13104 PR rtl-optimization/34998
13105 * global.c (build_insn_chain): Treat non-subreg_lowpart
13106 SUBREGs of pseudos as clobbering all the words covered by the
13107 SUBREG, not just all the bytes.
13108 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
13109 original df_ref rather than an extract parameter.
13110 (global_conflicts): Update call accordingly.
13112 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
13114 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
13115 the overflow check to make it easier to read.
13116 (__fixtfdi): Change the type of the ll member in union
13117 long_double to UDItype_x.
13119 2008-01-30 Jakub Jelinek <jakub@redhat.com>
13121 PR middle-end/34969
13122 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
13123 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
13124 * tree-inline.c (fold_marked_statements): Call
13125 cgraph_update_edges_for_call_stmt if folding a call statement.
13126 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
13127 debug_generic_stmt calls, reset it back afterwards.
13130 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
13132 * c-typeck.c (build_external_ref): Don't pedwarn about
13133 static vars in current function's scope.
13135 2008-01-29 Joseph Myers <joseph@codesourcery.com>
13137 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
13139 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
13142 * ipa-struct-reorg.c: Fix spelling.
13143 * params.def: Ditto.
13145 2008-01-29 Richard Guenther <rguenther@suse.de>
13147 PR middle-end/35006
13148 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
13150 * tree-inline.c (remap_type): Increment remapping_type_depth
13151 around remapping types.
13152 (copy_body_r): Only add referenced variables if they are referenced
13153 from code, not types.
13155 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
13166 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
13167 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
13169 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
13172 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
13173 pointer for tiny stack.
13175 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13177 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
13179 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13181 * config/vx-common.h: Fix typo in comment.
13183 2008-01-28 Ian Lance Taylor <iant@google.com>
13187 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13188 coalesce pointers if they have different DECL_NO_TBAA_P values.
13189 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
13190 between variables with different DECL_NO_TBAA_P values.
13192 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
13195 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
13196 are not legitimate small data references on SPE targets.
13198 2008-01-28 David Daney <ddaney@avtrex.com>
13200 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
13202 2008-01-28 David Daney <ddaney@avtrex.com>
13204 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
13206 2008-01-27 Joseph Myers <joseph@codesourcery.com>
13208 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
13209 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
13210 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
13211 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
13212 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13213 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
13214 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
13215 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
13217 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13219 * basic-block.h (condjump_equiv_p): Fix comment.
13221 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13223 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
13224 print_generic_stmt_indented): Fix comment.
13226 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13228 * configure.ac (__stack_chk_fail): Add detecion for availability
13229 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
13230 * configure: Regenerate.
13232 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13234 PR middle-end/34688
13235 * final.c (output_addr_const): Handle TRUNCATE.
13237 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13240 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13241 (zero_cost, infinite_cost): New constants.
13242 (struct cost_pair): Change type of cost to comp_cost.
13243 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13244 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13246 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13247 split_address_cost, ptr_difference_cost, difference_cost,
13248 get_computation_cost_at, get_computation_cost,
13249 determine_use_iv_cost_generic, determine_use_iv_cost_address,
13250 determine_use_iv_cost_condition, determine_use_iv_costs,
13251 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
13252 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
13253 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
13254 Change type of cost to comp_cost.
13255 (determine_iv_cost): Increase cost of non-original ivs, instead
13256 of decreasing the cost of original ones.
13257 (get_address_cost): Indicate the complexity of the addressing mode
13259 (try_add_cand_for): Prefer using ivs not specific to some object.
13260 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
13262 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
13263 Janis Johnson <janis187@us.ibm.com>
13266 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
13267 (TARGET_INSTANTIATE_DECLS): Likewise.
13268 * target.h (expand_to_rtl_hook): New target hook.
13269 (instantiate_decls): Likewise.
13270 * function.c (instantiate_decl): Make non-static. Rename to...
13271 (instantiate_decl_rtl): ... this.
13272 (instantiate_expr): Use instantiate_decl_rtl.
13273 (instantiate_decls_1): Likewise.
13274 (instantiate_decls): Likewise.
13275 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
13276 * function.h (instantiate_decl_rtl): Add prototype.
13277 * cfgexpand.c (target.h): New include.
13278 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
13279 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
13280 (TARGET_INSTANTIATE_DECLS): Likewise.
13281 (TARGET_INITIALIZER): New target hooks added.
13282 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
13284 * config/rs6000/rs6000.c (tree-flow.h): New include.
13285 (machine_function): Add sdmode_stack_slot field.
13286 (rs6000_alloc_sdmode_stack_slot): New function.
13287 (rs6000_instantiate_decls): Likewise.
13288 (rs6000_secondary_memory_needed_rtx): Likewise.
13289 (rs6000_check_sdmode): Likewise.
13290 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
13291 (TARGET_INSTANTIATE_DECLS): Likewise.
13292 (rs6000_hard_regno_mode_ok): Allow SDmode.
13293 (num_insns_constant): Likewise. Handle _Decimal32 constants.
13294 (rs6000_emit_move): Handle SDmode.
13295 (function_arg_advance): Likewise.
13296 (function_arg): Likewise.
13297 (rs6000_gimplify_va_arg): Likewise. Add special handling of
13298 SDmode var args for 32-bit compiles.
13299 (rs6000_secondary_reload_class): Handle SDmode.
13300 (rs6000_output_function_epilogue): Likewise.
13301 (rs6000_function_value): Simplify if statement.
13302 (rs6000_libcall_value): Likewise.
13303 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
13304 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
13305 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
13306 (movsd_hardfloat): New define_insn.
13307 (movsd_softfloat): Likewise.
13308 (movsd_store): Likewise.
13309 (movsd_load): Likewise.
13310 (extendsddd2): Likewise.
13311 (extendsdtd2): Likewise.
13312 (truncddsd2): Likewise.
13313 (movdd_hardfloat64): Fixup comment.
13314 (UNSPEC_MOVSD_LOAD): New constant.
13315 (UNSPEC_MOVSD_STORE): Likewise.
13317 2008-01-26 Jakub Jelinek <jakub@redhat.com>
13320 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
13322 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
13323 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
13324 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
13325 and TRUTH_XOR_EXPR.
13327 2008-01-26 David Edelsohn <edelsohn@gnu.org>
13330 * config.gcc: Separate AIX 5.3 from AIX 6.1.
13331 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13332 __LONGDOUBLE128 too.
13333 * config/rs6000/aix61.h: New file.
13335 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13337 PR rtl-optimization/34959
13338 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13339 popcount and parity rtxes the same mode as their operand.
13340 Truncate or extend the result to the return value's mode
13343 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13346 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13347 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13348 to GOT_VERSION_REGNUM.
13349 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13350 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13351 * config/mips/mips.c (mips_emit_call_insn): New function.
13352 (mips_call_tls_get_addr): Call mips_expand_call directly.
13353 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13355 (mips16_build_call_stub): Likewise. Return the call insn or null.
13356 (mips_expand_call): Update the call to mips16_build_call_stub
13357 accordingly and a remove redundant condition. Assert that MIPS16
13358 stubs do not use lazy binding. Use mips_emit_call_insn and return
13360 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13362 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13363 (mips_avoid_hazard): Remove hazard_set handling.
13364 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
13365 (UNSPEC_RESTORE_GP): ...this.
13366 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
13367 (FAKE_CALL_REGNO): Rename to...
13368 (GOT_VERSION_REGNUM): ...this.
13369 (type): Add "ghost" value. Add an associated insn reservation.
13370 (hazard_set): Remove.
13371 (exception_receiver): Rename to...
13372 (restore_gp): ...this and update the unspec identifier accordingly.
13373 (exception_receiver, nonlocal_got_receiver): New expanders.
13374 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
13375 FAKE_CALL_REGNO. Remove hazard_set attribute.
13376 (set_got_version, update_got_version): New patterns.
13378 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
13381 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
13383 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13386 * doc/install.texi2html: Generate gcc-vers.texi.
13388 2008-01-25 DJ Delorie <dj@redhat.com>
13390 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13392 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13394 * config/c4x: Remove directory.
13395 * config.gcc (crx-*, mt-*): Mark obsolete.
13396 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
13397 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
13398 sh-*-rtemscoff*): Remove cases.
13399 * defaults.h (C4X_FLOAT_FORMAT): Remove.
13400 * real.c (encode_c4x_single, decode_c4x_single,
13401 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
13402 c4x_extended_format): Remove.
13403 * real.h (c4x_single_format, c4x_extended_format): Remove.
13404 * doc/extend.texi (interrupt, naked): Remove mention of attributes
13406 (Pragmas): Remove comment about c4x pragmas.
13407 * doc/install.texi (c4x): Remove target-specific instructions.
13408 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
13409 * doc/md.texi (Machine Constraints): Remove C4x documentation.
13410 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
13411 refer to C4x source files as examples.
13412 (C4X_FLOAT_FORMAT): Remove documentation.
13414 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
13416 * config/bfin/bfin.c (override_options): Reorder tests so that
13417 flag_pic gets enabled for -msep-data.
13419 2008-01-25 Richard Guenther <rguenther@suse.de>
13421 PR middle-end/32244
13422 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
13423 to its bitfield precision if required.
13425 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13427 PR middle-end/33880
13428 * tree-nested.c (walk_omp_for): New function.
13429 (convert_nonlocal_reference, convert_local_reference): Call
13430 walk_omp_for on OMP_FOR.
13431 (convert_call_expr): Call walk_body on OMP_FOR's
13432 OMP_FOR_PRE_INIT_BODY.
13434 2008-01-25 Richard Guenther <rguenther@suse.de>
13436 PR tree-optimization/34966
13437 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
13438 default defs and PHI_NODEs we have to insert after the
13439 defining statement.
13441 2008-01-24 Nick Clifton <nickc@redhat.com>
13443 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
13444 Provide a default definition.
13445 (LIBGCC2_UNITS_PER_WORD): Likewise.
13447 * config/stormy16/stormy16.c: Include df.h for the prototype
13448 for df_regs_ever_live_p.
13449 (xstormy16_expand_builtin_va_start): Convert the stack offset
13450 into a component_ref and then use POINTER_PLUS_EXPR to add it
13451 to the incoming_virtual_args_rtx.
13452 (xstormy16_gimplify_va_arg_expr): Rename to
13453 xstormy16_gimplify_va_arg_expr.
13454 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
13455 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
13456 xstormy16_gimplify_va_arg_expr.
13457 Fix up some formatting issues.
13459 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
13460 Move to predicates.md.
13461 (xs_hi_general_operand): Likewise.
13462 (xs_hi_nonmemory_operand): Likewise.
13463 * config/stormy16/predicates.md:
13464 (xstormy16_carry_plus_operand): New predicate.
13465 (xs_hi_general_operand): New predicate.
13466 (xs_hi_nonmemory_operand): New predicate.
13467 * config/stormy16/stormy16-protos.h:
13468 (xstormy16_carry_plus_operand): Delete prototype.
13469 (xs_hi_general_operand): Likewise.
13470 (xs_hi_nonmemory_operand): Likewise.
13472 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13473 modifiers as they are no longer needed and they can trigger
13474 reload spill failures.
13476 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13477 with a match_operand in order to help reload.
13479 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13480 constraint with 'e' for the 8th alternative as this version of
13481 the mov.w instruction only accepts the lower 8 registers.
13483 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13486 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13487 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13490 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13492 PR middle-end/33333
13493 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13495 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13497 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13499 (remove_structure): Update allocations list before removing structure.
13501 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13503 * ipa-struct-reorg.c (is_safe_cond_expr,
13504 create_new_stmts_for_cond_expr): Use integer_zerop function,
13505 that recognize not only zero-pointer, but zero-integer too.
13507 2008-01-25 Ben Elliston <bje@au.ibm.com>
13510 * fixproto: Escape "." in sed expression that strips leading "./".
13512 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13515 * gcc.c (SWITCH_OK): Removed.
13516 (SWITCH_LIVE): Changed to bit.
13517 (SWITCH_FALSE): Likewise.
13518 (SWITCH_IGNORE): Likewise.
13519 (switchstr): Change live_cond to unsigned int.
13520 (process_command): Replace SWITCH_OK with 0.
13521 (do_self_spec): Likewise.
13522 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13523 (give_switch): Likewise.
13524 (used_arg): Likewise.
13525 (do_spec_1): Set the SWITCH_IGNORE bit.
13526 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13527 bits. Set the SWITCH_LIVE bit.
13529 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13531 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13533 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13535 PR tree-optimization/34472
13536 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13537 parameter to a "bool *" and set *DATA to false if there is
13538 an unsafe access. Do not delete the structure here.
13539 (check_cond_exprs): Delete it here instead.
13540 (check_cond_exprs, exclude_cold_structs): Do not increase
13541 I when removing a structure.
13543 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13546 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13547 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13549 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13551 PR middle-end/34934
13552 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13553 a fixed vector for stack.
13555 2008-01-24 Ben Elliston <bje@au.ibm.com>
13558 * doc/gcc.texi (Software development): Add a direntry for g++.
13560 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13562 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13563 stale and straggling -fforce-addr comments above.
13565 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13567 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13568 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13570 2008-01-23 Michael Matz <matz@suse.de>
13573 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13576 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13578 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13579 malloc result type.
13581 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13583 * config/avr/avr.c (avr_current_arch): New variable.
13584 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13585 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13586 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13587 (avr_override_options): Init 'avr_current_arch'.
13588 (base_arch_s): Move from here...
13589 * config/avr/avr.h (base_arch_s): ... here. Add new members
13590 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13591 'mega' to 'have_jmp_call'.
13592 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13593 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13595 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13597 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13598 MULTILIB_MATCHES): (Ditto.).
13600 2008-01-23 Richard Guenther <rguenther@suse.de>
13602 PR middle-end/31529
13603 * cgraphunit.c (cgraph_reset_node): Always mark the node
13604 not reachable if it is not queued already.
13606 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13608 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13609 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13610 (cputype_selected): New static variable.
13611 (bfin_handle_option): Set it if -mcpu is used.
13612 (override_option): Select default set of workarounds if no cpu type
13613 selected on the command line.
13614 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13616 From Michael Frysinger <michael.frysinger@analog.com>
13617 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13618 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13620 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13621 for bf547, bf523, bf524, and bf526.
13622 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13624 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13625 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13626 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13627 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13628 * doc/invoke.texi (Blackfin Options): Document that
13629 -mcpu now accept bf547, bf523, bf524, and bf526.
13631 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13633 PR rtl-optimization/34628
13634 * combine.c (try_combine): Stop and undo after the first combination
13635 if an autoincrement side-effect on the first insn has effectively
13638 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13641 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13642 Offset addresses are not valid for Altivec or paired float modes.
13644 2008-01-22 Jakub Jelinek <jakub@redhat.com>
13647 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
13648 if DECL_INITIAL (decl) is error_mark_node.
13651 * c-common.c (handle_vector_size_attribute): Only allow
13652 integral, scalar float and fixed point types. Handle OFFSET_TYPE
13653 the same way as pointer, array etc. types.
13654 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
13657 * tree.c (build_type_attribute_qual_variant): Call
13658 build_qualified_type if attributes are equal, but quals are not.
13660 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13663 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
13664 * flags.h (warn_strict_aliasing): Remove.
13665 (warn_strict_overflow): Remove.
13666 * opts.c (warn_strict_aliasing): Remove.
13667 (warn_strict_overflow): Remove.
13668 * c-opts.c (c_common_handle_option): -Wall only sets
13669 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13670 (c_common_post_options): Give default values to -Wstrict-aliasing
13671 and -Wstrict-overflow if they are uninitialized.
13672 * common.opt (Wstrict-aliasing): Specify Var and Init.
13673 (Wstrict-overflow): Likewise.
13675 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13677 PR rtl-optimization/26854
13678 PR rtl-optimization/34400
13679 PR rtl-optimization/34884
13680 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13682 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13683 (df_rd_bb_info.expanded_lr_out): Deleted
13684 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13685 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13686 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13687 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13688 Removed code to allocate, initialize or free expanded_lr_out.
13689 (df_rd_bb_local_compute_process_def): Restructured to make more
13691 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13692 sets if the sets are being trimmed.
13694 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13697 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13698 (as_vers): Likewise.
13699 * configure: Regenerated.
13701 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13703 PR middle-end/33092
13704 * tree-pass.h (pass_build_alias): New pass.
13705 * tree-ssa-alias.c (gate_build_alias): New.
13706 (pass_build_alias): New.
13707 * passes.c (init_optimization_passes): Add pass_build_alias after
13708 pass_create_structure_vars.
13710 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13712 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13713 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13714 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13715 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13716 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13717 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13718 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13719 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13720 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13721 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13722 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13723 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13724 * config/s390/s390.md (FP_ALL): New mode iterator.
13725 (_d): New mode attribute.
13726 ("*signbit<mode>2>"): Changed mode of first operand.
13727 ("isinf<mode>2"): Changed mode of first operand.
13728 ("*TDC_insn"): Adaptation for DFP modes.
13730 2008-01-22 Ben Elliston <bje@au.ibm.com>
13732 * tree.c (check_qualified_type): Improve function description.
13734 2008-01-21 Jason Merrill <jason@redhat.com>
13737 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13738 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13741 2008-01-21 DJ Delorie <dj@redhat.com>
13743 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13746 2008-01-21 Richard Guenther <rguenther@suse.de>
13748 PR middle-end/34856
13749 * tree-cfg.c (verify_expr): Allow all invariant expressions
13750 instead of just constant class ones as reference argument.
13751 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13752 like any other constant.
13753 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13755 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13757 * regmove.c (fixup_match_1): Update call crossed frequencies.
13759 2008-01-21 Richard Guenther <rguenther@suse.de>
13762 * tree-inline.c (setup_one_parameter): Deal with mismatched
13763 types using a VIEW_CONVERT_EXPR.
13765 2008-01-21 Alon Dayan <alond@il.ibm.com>
13766 Olga Golovanevsky <olga@il.ibm.com>
13768 PR tree-optimization/34701
13769 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13770 when the structure size is not a power of 2.
13772 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13774 * doc/install.texi: Add doc for --enable-checking=df.
13776 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13778 PR rtl-optimization/34808
13779 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13781 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13783 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13786 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13788 PR rtl-optimization/26854
13789 PR rtl-optimization/34400
13790 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13792 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13793 (df_rd_bb_info.expanded_lr_out): New.
13794 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13795 * loop_iv.c (iv_analysis_loop_init): Ditto.
13796 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13797 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13798 Added code to allocate, initialize or free expanded_lr_out.
13799 (df_rd_bb_local_compute_process_def): Restructured to make
13800 more understandable.
13801 (df_rd_confluence_n): Add code to do nothing with fake edges and
13802 code to no apply invalidate_by_call sets if the sets are being trimmed.
13803 (df_lr_local_finalize): Renamed to df_lr_finalize.
13804 (df_live_local_finalize): Renamed to df_live_finalize.
13806 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13809 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13810 deciding whether to use reciprocal instructions.
13812 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13814 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13815 dwarf2out_note_section_used if cold_text_section is NULL.
13817 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13819 PR gcov-profile/34610
13820 * tree-cfg.c (make_edges): Mark both outgoing edges from
13821 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13822 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13823 from OMP_FOR and OMP_CONTINUE outgoing edges.
13825 * tree-profile.c (tree_profiling): Return early if
13826 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13828 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13829 from cfun to child_cfun.
13830 * function.h (struct function): Add after_tree_profile bit.
13832 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13834 * config/avr/avr.S (_exit): Disable interrupt.
13836 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13837 Steven Bosscher <stevenb.gcc@gmail.com>
13839 PR rtl-optimization/26854
13840 PR rtl-optimization/34400
13841 * df-problems.c (df_live_scratch): New scratch bitmap.
13842 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13843 (df_live_reset): Clear the proper bitmaps.
13844 (df_live_bb_local_compute): Only process the artificial defs once
13845 since the order is not important.
13846 (df_live_init): Init the df_live sets only with the variables
13847 found live by df_lr.
13848 (df_live_transfer_function): Use the df_lr sets to prune the
13849 df_live sets as they are being computed.
13850 (df_live_free): Free df_live_scratch.
13852 2008-01-18 Ian Lance Taylor <iant@google.com>
13854 * common.opt: Add fmerge-debug-strings.
13855 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13856 flag_merge_debug_strings rather than flag_merge_constants.
13857 * doc/invoke.texi (Option Summary): Mention
13858 -fmerge-debug-strings.
13859 (Debugging Options): Document -fmerge-debug-strings.
13861 2008-01-18 Ian Lance Taylor <iant@google.com>
13864 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13865 (struct tree_function_decl): Add new field operator_new_flag.
13866 * tree-inline.c (expand_call_inline): When inlining a call to
13867 operator new, force the return value to go into a variable, and
13868 set DECL_NO_TBAA_P on that variable.
13869 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13871 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13874 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13875 DWARF2_DEBUGGING_INFO.
13876 (dwarf2out_note_section_used): Ditto. Add prototype.
13877 (have_multiple_function_sections, text_section_used,
13878 cold_text_section_used, *cold_text_sections): Move declarations
13881 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13883 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13884 field and add signal_ra.
13885 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13886 assignments to frame state pc. Move end of stack check after
13887 MD_FALLBACK_FRAME_STATE_FOR.
13888 (uw_update_context_1): Use frame state signal_regs if set, instead
13889 of checking signal_frame flag.
13890 (uw_update_context): Use frame state signal_ra if set.
13891 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13892 * config/xtensa/linux-unwind.h: New file.
13894 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13896 * modulo-sched.c (get_sched_window): Fix comment typo.
13898 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13900 PR tree-optimization/34648
13901 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13903 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13905 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13906 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13908 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13910 PR rtl-optimization/34400
13911 * df-core.c (df_worklist_dataflow_overeager,
13912 df_worklist_dataflow_doublequeue): New functions.
13913 (df_worklist_dataflow): Two different worklist solvers.
13914 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13917 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13920 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13921 and ftree-parallelize-loops.
13923 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13925 PR rtl-optimization/34826
13926 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13928 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13930 * global.c (find_reg): Mark the eh regs as used if necessary.
13931 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13932 * ra.h (struct allocno): no_eh_reg field added. Changed
13933 no_stack_reg type to bitfield.
13935 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13937 * tree.c (substitute_in_expr): Add missing 'break'.
13939 2008-01-17 Richard Guenther <rguenther@suse.de>
13941 PR tree-optimization/34825
13942 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13943 x / x as division to handle.
13945 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13947 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13948 "-pthread" is specified.
13949 * pa-hpux11.h (LIB_SPEC): Likewise.
13951 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13952 Peter Bergner <bergner@vnet.ibm.com>
13954 PR rtl-optimization/33796
13955 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13957 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13959 PR libgfortran/34699
13960 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13962 * pa-hpux10.h (LINK_SPEC): Likewise.
13963 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13965 2008-01-16 Richard Guenther <rguenther@suse.de>
13967 PR middle-end/32628
13968 * fold-const.c (fold_convert_const_int_from_int): Do not
13969 set overflow if that occured only because of a sign extension
13970 change when converting from/to a sizetype with the same
13971 precision and signedness.
13973 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13976 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13977 location address to the correct place. Update copyright year.
13979 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13981 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13982 no dependences in the dependence_relations vector.
13984 2008-01-16 Jan Hubicka <jh@suse.cz>
13986 PR rtl-optimization/31396
13987 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13988 * cfg.c (dump_reg_info): Print it.
13989 * regs.h (struct reg_info_t): add freq_calls_crossed.
13990 (REG_FREQ_CALLS_CROSSED): New macro.
13991 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13992 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13993 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13994 regmove_optimize): Update call crossed frequencies.
13995 * local-alloc.c (struct qty): Add freq_calls_crossed.
13996 (alloc_qty): Copute freq_calls_crossed.
13997 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13998 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13999 * ra.h (struct allocno): Add freq_calls_crossed.
14001 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14003 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
14004 libgomp when compiling with ftree-parallelize-loops.
14005 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
14007 2008-01-16 Richard Guenther <rguenther@suse.de>
14009 PR tree-optimization/34769
14010 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
14011 * tree.c (int_cst_value): Instead make this function more
14012 permissive in what it accepts as valid input. Document this
14013 function always sign-extends the value.
14015 2008-01-16 Jakub Jelinek <jakub@redhat.com>
14016 Richard Guenther <rguenther@suse.de>
14019 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
14020 (gimple_fold_indirect_ref_rhs): ... this.
14021 (gimple_fold_indirect_ref): New function with foldings
14022 that preserve lvalueness.
14023 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
14024 * tree-flow.h (gimple_fold_indirect_ref): Declare.
14025 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
14026 to fold an INDIRECT_REF, fall back to the old use of
14027 fold_indirect_ref_1.
14029 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14031 * tree-data-ref.c (subscript_dependence_tester_1): Call
14032 free_conflict_function.
14033 (compute_self_dependence): Same.
14035 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14038 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
14039 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
14041 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
14042 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
14043 for DWARF2_UNWIND_INFO targets.
14045 2008-01-16 Richard Guenther <rguenther@suse.de>
14048 * c-typeck.c (common_pointer_type): Do not merge inconsistent
14049 type qualifiers for function types.
14051 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
14053 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
14054 loop_iterator li from previous commit.
14056 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
14058 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
14060 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14062 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
14063 (parallelize_loops): Don't parallelize irreducible components.
14065 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14068 * c-opts (c_common_post_options): Do not enable CPP
14069 flag_pedantic_errors by default.
14071 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
14073 PR rtl-optimization/31944
14074 * cse.c (remove_pseudo_from_table): New function.
14075 (merge_equiv_classes): Use above function to remove pseudo-registers.
14076 (invalidate): Likewise.
14078 2008-01-13 Richard Guenther <rguenther@suse.de>
14080 PR middle-end/34601
14081 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
14082 instead of TYPE_MODE to deal with calls from expand_one_error_var.
14084 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
14086 * gcse.c (cprop_jump): Call validate_unshare_change instead of
14087 validate_change to unshare the source of the PC set.
14089 2008-01-12 Jan Hubicka <jh@suse.cz>
14091 PR middle-end/32135
14092 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
14093 references above array bounds. This might trigger bounds checks for
14094 pointers to arrays.
14096 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14098 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
14099 new_replaceable_dependencies.
14101 2008-01-12 Doug Kwan <dougkwan@google.com>
14103 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
14104 instead of OPT_Wreturn_type in warning due to ignored return type
14106 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
14107 options included in -Wextra.
14108 * c.opt: New option -Wignored_qualifiers.
14109 * doc/invoke.texi (Warning Options, -Wextra): Add new option
14110 -Wignore_qualifiers.
14111 (-Wignored-qualifiers): Document.
14112 (-Wreturn-type): Remove description of functionality now handled
14113 by -Wignored-qualifiers.
14115 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
14118 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
14119 NOP_EXPR if it is between integral types with the same precision.
14121 2008-01-12 Jan Hubicka <jh@suse.cz>
14124 * invoke.texi (max-inline-recursive-depth): Fix default value.
14126 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
14128 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
14131 2008-01-11 Bob Wilson <bob.wilson@acm.org>
14133 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
14135 2008-01-11 James E. Wilson <wilson@specifix.com>
14138 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
14140 2008-01-11 Anatoly Sokolov <aesok@post.ru>
14142 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
14143 save/restore frame pointer register and don't use 'call-prologues'
14144 optimization in function with "OS_task" attribute.
14146 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
14148 PR middle-end/31309
14149 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
14150 when copying to memory.
14152 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
14154 PR rtl-optimization/30905
14155 * cfgcleanup.c: Include dce.h
14156 (crossjumps_occured): New global variable.
14157 (try_crossjump_bb): Exit loop after finding a fallthru edge.
14158 If something changed, set crossjumps_occured to true.
14159 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
14160 Don't add/remove fake edges to exit here...
14161 (cleanup_cfg): ...but do it here, when crossjumping.
14162 Run a fast DCE when successful crossjumps occured in the latest
14163 iteration of try_optimize_cfg.
14165 2008-01-11 Richard Guenther <rguenther@suse.de>
14167 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
14168 (struct vn_unary_op_s): Likewise.
14169 (vn_reference_insert): Free old reference on hash collision.
14171 2008-01-10 Raksit Ashok <raksit@google.com>
14173 PR rtl-optimization/27971
14174 * combine.c (find_split_point): Split PLUS expressions which are
14175 inside a MEM rtx, and whose first operand is complex.
14177 2008-01-10 DJ Delorie <dj@redhat.com>
14179 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
14180 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
14181 (m32c_hard_regno_ok): Call the underlying function.
14183 2008-01-10 Richard Guenther <rguenther@suse.de>
14185 PR middle-end/34683
14186 * tree-cfg.c (tree_merge_blocks): Do not go through the
14187 full-blown folding and stmt updating path if we just deal
14188 with virtual operands.
14189 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
14190 test for abnormal SSA_NAMEs.
14192 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
14194 PR middle-end/34641
14195 * reload.c (push_reload): Add assertions. All constants from
14196 reg_equiv_constant should have been used for replacing the respective
14198 (find_reloads_address): Invoke find_reloads_address_part for
14199 constant taken from the reg_equiv_constant array.
14201 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
14203 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
14204 field (valnum) the first in the struct. Replace bools with
14207 2008-01-10 Richard Guenther <rguenther@suse.de>
14209 PR tree-optimization/34651
14210 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
14211 types and ordering for masking and converting.
14213 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
14215 PR tree-optimization/34017
14216 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
14217 also for PHI_NODE expressions.
14219 2008-01-09 Jan Hubicka <jh@suse.cz>
14221 PR tree-optimization/34708
14222 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
14223 based on number of case labels.
14224 (init_inline_once): Remove switch_cost.
14225 * tree-inline.h (eni_weights_d): Remove switch_cost.
14227 2008-01-09 Richard Guenther <rguenther@suse.de>
14228 Andrew Pinski <andrew_pinski@playstation.sony.com>
14230 PR middle-end/30132
14231 * gimplify.c (gimplify_cond_expr): Do not create an addressable
14232 temporary if an rvalue is ok or an lvalue is not required.
14234 2008-01-09 Richard Guenther <rguenther@suse.de>
14236 PR middle-end/34458
14237 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14238 adjust return type.
14240 2008-01-09 Richard Guenther <rguenther@suse.de>
14242 PR middle-end/34679
14243 * tree.c (host_integerp): Check for sizetype only if the
14244 type is an integer type.
14246 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
14249 * opts.c (decode_options): Disable inlining of functions called
14250 once if not in unit-at-a-time mode.
14252 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
14254 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
14256 2008-01-08 Richard Guenther <rguenther@suse.de>
14258 PR middle-end/31863
14259 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
14260 out early if the result will be unused.
14262 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14267 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14268 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14271 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
14273 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
14274 for vectorization tuned.
14276 2008-01-08 Richard Guenther <rguenther@suse.de>
14278 PR tree-optimization/34683
14279 * tree-ssa-operands.c (operand_build_cmp): Export.
14280 * tree-ssa-operands.h (operand_build_cmp): Declare.
14281 * tree-vn.c (vuses_compare): Remove.
14282 (sort_vuses): Use operand_build_cmp.
14283 (sort_vuses_heap): Likewise.
14284 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
14285 to re-use old VEC if available. Do not sort already sorted VUSEs.
14286 (vdefs_to_vec): Do not sort already sorted VDEFs.
14288 2008-01-08 Jakub Jelinek <jakub@redhat.com>
14290 PR middle-end/34694
14291 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
14293 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14296 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
14297 limitations of reciprocal sequences on x86 targets.
14299 2008-01-08 Richard Guenther <rguenther@suse.de>
14301 PR tree-optimization/34683
14302 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
14304 2008-01-07 Jakub Jelinek <jakub@redhat.com>
14307 * config/darwin.c (darwin_mergeable_string_section): Don't use
14308 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
14310 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
14313 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
14314 negxf2. Macroize expander using X87MODEF mode iterator. Change
14315 predicates of op0 and op1 to register_operand.
14316 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
14317 expander using X87MODEF mode iterator. Change predicates of
14318 op0 and op1 to register_operand.
14319 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
14320 corresponding patterns and macroize using MODEF macro. Change
14321 predicates of op0 and op1 to register_operand and remove
14322 "m" constraint. Disparage "r" alternative with "!".
14323 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
14324 macroize using X87MODEF macro. Change predicates of op0 and op1
14325 to register_operand and remove "m" constraint. Disparage "r"
14326 alternative with "!".
14327 (absneg splitter with memory operands): Remove.
14328 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
14329 patterns and macroize using X87MODEF mode iterator.
14330 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
14331 Change predicate of op1 to register_operand.
14332 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
14333 for memory operands.
14335 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
14337 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14339 2008-01-07 Richard Guenther <rguenther@suse.de>
14341 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14344 2008-01-07 Richard Guenther <rguenther@suse.de>
14346 PR tree-optimization/34683
14347 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14348 VOPs of the needed size to save memory. Use VEC_quick_push
14349 to save compile-time.
14350 (vdefs_to_vec): Likewise.
14352 2008-01-07 Sa Liu <saliu@de.ibm.com>
14354 * config/spu/spu.md (divdf3): Genetate inline code for double
14355 division. The implementation doesn't handle INF or NAN, therefore it
14356 only applies when -ffinite-math-only is given.
14358 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14361 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14362 * doc/cpp.texi ([Common Predefined Macros]): Document.
14364 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
14366 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
14367 order to use commutative addition instead of subtraction.
14369 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14370 Mircea Namolaru <namolaru@il.ibm.com>
14371 Vladimir Yanovsky <yanov@il.ibm.com>
14372 Revital Eres <eres@il.ibm.com>
14374 PR tree-optimization/34263
14375 * tree-outof-ssa.c (process_single_block_loop_latch,
14376 contains_tree_r): New functions.
14377 (analyze_edges_for_bb): Call process_single_block_loop_latch
14378 function to empty single-basic-block latch block if possible.
14380 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14382 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14384 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
14386 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14388 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
14390 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14392 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
14394 2008-01-05 Jakub Jelinek <jakub@redhat.com>
14396 PR tree-optimization/34618
14397 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
14400 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14403 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
14404 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
14405 Update copyright year.
14407 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
14408 Update copyright year.
14409 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
14412 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
14414 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
14415 edge does not point to current bb before changing need_assert.
14417 2008-01-04 Richard Guenther <rguenther@suse.de>
14419 PR middle-end/34029
14420 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
14421 for verifying purposes if they are is_gimple_min_invariant.
14423 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14425 PR tree-optimization/34448
14426 PR tree-optimization/34465
14427 * gimplify.c (gimplify_init_constructor): Add new parameter
14428 notify_temp_creation. Use it.
14429 (gimplify_modify_expr_rhs): Take volatiles into account when
14430 optimizing constructors.
14431 Do not optimize constructors if gimplify_init_constructor will dump to
14433 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
14434 * gcc.c-torture/compile/pr34448.c: New.
14436 2008-01-04 Jakub Jelinek <jakub@redhat.com>
14438 PR gcov-profile/34609
14439 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
14440 return_slot if result is TREE_ADDRESSABLE.
14442 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
14444 * config/mips/mips.md (sqrt_condition): Tweak comment.
14445 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
14447 2008-01-03 Tom Tromey <tromey@redhat.com>
14450 * c-common.c (c_type_hash): Handle VLAs.
14452 2008-01-03 Jan Hubicka <jh@suse.cz>
14454 PR tree-optimization/31081
14455 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
14456 0 when inlining and not inlining to first basic block.
14457 (remap_decl): When var is initialized to 0, don't set default_def.
14458 (expand_call_inline): Set entry_bb.
14459 * tree-inline.h (copy_body_data): Add entry_bb.
14461 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14464 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
14467 PR tree-optimization/29484
14468 * tree-inline.c (inline_forbidden_p_2): New function.
14469 (inline_forbidden_p): Disallow inlining if some static var
14470 has an address of a local LABEL_DECL in its initializer.
14471 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14474 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14476 PR tree-optimization/34635
14477 * tree-data-ref.c (add_other_self_distances): Make sure that the
14478 evolution step is constant.
14480 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14482 PR middle-end/34608
14483 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14485 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14487 * tree-sra.c (scalarize_init): Insert the generate_element_init
14488 statements after the generate_element_zero statements.
14490 2008-01-02 Richard Guenther <rguenther@suse.de>
14492 PR middle-end/34093
14493 PR middle-end/31976
14494 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14495 for very large number of operands instead of ICEing.
14497 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14500 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14501 while stack probing.
14503 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14505 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14508 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14510 PR libmudflap/26442
14511 * tree-mudflap.c (mx_register_decls): Guard warning by
14512 !DECL_ARTIFICIAL check.
14514 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14516 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14517 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14518 sse5_perm<mode>): Fix constraints.